Oklahoma Department of Environmental Quality Laboratory Accreditation Program

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O Kl AHO M A DEPARiMENT Of ENVIRONMENTAL QUALITY... for a dean, attractive, prosperous Oklahoma Laboratory Accreditation Program State Laboratory ID: 9611 EPA ID: OH00218 Microbac Labs, Inc.

1 O Kl AHO M A DEPARiMENT Of ENVIRONMENTAL QUALITY... for a dean, attractive, prosperous Oklahoma Laboratory Accreditation Program State Laboratory ID: 9611 EPA ID: OH00218 Microbac Labs, Inc., Ohio Valley Division 158 Starlite Drive Marietta, OH Certificate #: has been accredited for the analysis of environmental samples for analytes listed on the attached Scope of Accreditation. Continued accreditation is contingent upon successful on-going compliance with OAC 252:301 which was promulgated and adopted pursuant to the Oklahoma Environmental Quality Code (Code), 27AO.S et seq. Specific methods and analytes certified are cited on the laboratory's Scope of Accreditation. The Scope of Accreditation, inspections reports and accreditation status are on file and may be obtained from: Oklahoma DEQ, State Environmental Laboratory Services Division, Laboratory Accreditation Program, 707 N Robinson, P.O. Box 1677, Oklahoma City, Oklahoma , ( 405) , ISSUED: 9/1/2018 L7~9-A~~ / j}-~z-~ Chris Armstrong, State Environmental Laboratory Services Division Director EXPIRES: 8/31/2.019 David Caldwell, Laboratory Accred1tat10n Program This certificate is valid proof of Accreditation only when associated with its Field of Accreditation STR

2 OKLA H OMA DEPARl t.ieni Of ENVIROf\MEN"AI OLALll Y...for o dean, ottroclive, prospe1ous Oklohomo Laboratory Accreditation Program Scope of Accreditation Microbac Labs, Inc., Ohio Valley Division 158 Starlite Drive Marietta, OH (740) Laboratory ID: OH00218 State Lab ID: Clean Water Program Certificate Number: Date of Issue: 9/1/2018 Expiration Date: 8/31 /2019 Has demonstrated the capability to analyze environmental samples in accordance with Oklahoma Rules 252: 301 and is hereby granted CERTIFICATION FOR: Non-Potable water lgnitability lgnitability Hardness Toxicity Characteristic Leaching Procedure (TCLP ) Toxicity Characteristic Leaching Procedure (TCLP) Residue-volatile Oil and Grease Turbidity Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chromium Cobalt Copper Hardness (calc.) Iron Lead Magnesium EPA 1010_(9/86) EPA 1010A EPA EPA 1311_0_1992 EPA 1312_0_1994 EPA EPA 1664A EPA 180.1_2_1993 EPA 200.7_4.4_1 994 EPA 200.7_4.4_1 994 EPA 200.7_4.4_1994 EPA 200.7_4.4_ 1994 EPA 200.7_4.4_ 1994 EPA 200.7_4.4_1 994 Page 1 of 36 Scope Expires: 8/31/2019

3 Manganese Molybdenum Nickel Phosphorus, total Potassium Selenium Silica as Si02 Silver Sodium Thallium Tin Titanium Vanadium Zinc Antimony Arsenic Barium Cadmium Chromium Cobalt Copper Lead Manganese Nickel Selenium Silver Thallium Vanadium Zinc Mercury Bromide Chloride Fluoride Nitrate as N Nitrite as N Sulfate Ammonia as N Organic nitrogen Kjeldahl nitrogen - total Nitrite as N Phosphorus, total Chemical oxygen demand Total phenolics EPA 200.8_5.4_1994 EPA 245.1_3_ 1994 EPA 300_2.1_1993 EPA 300_2.1_ 1993 EPA 300_2.1_1993 EPA 300_2.1_ 1993 EPA 300_2.1_ 1993 EPA 300_2.1_ 1993 EPA 350.1_2_ 1993 EPA minus EPA EPA 351.2_2_1993 EPA 353.2_2_ 1993 EPA 365.4_ 1974 EPA 410.4_2_ 1993 EPA 420.1_ 1978 Page 2 of 36 Scope Expires: 8/31/2019

4 Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chromium Cobalt Copper Hardness (calc.) Iron Lead Lithium Magnesium Manganese Molybdenum Nickel Phosphorus, total Potassium Selenium Silica as Si02 Silicon Silver Sodium Strontium Thallium Tin Titanium Vanadium Zinc Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chromium Cobalt Copper EPA 60108_2_ 1996 EPA 60108_2_ 1996 EPA 60108_2_1996 EPA 6010B_2_1996 EPA 6010B_2_1996 EPA 6010B_2_1996 EPA 6010B_2_1996 EPA 6010B_2_1996 EPA 601OB_2_1996 EPA 60108_2_ 1996 EPA 60108_2_ 1996 Effective Date: 9/ Page 3 of 36 Scope Expires: 8/31/2019

5 Iron Lead Lithium Magnesium Manganese Molybdenum Nickel Potassium Selenium Silicon Silver Sodium Strontium Thallium Tin Titanium Vanadium Zinc Antimony Arsenic Barium Cadmium Chromium Cobalt Copper Lead Manganese Nickel Selenium Silver Thallium Vanadium Zinc Antimony Arsenic Barium Cadmium Chromium Cobalt Copper Lead Manganese Nickel EPA 601 OC_(11/00) EPA 601 OC_(11/00) EPA 6010C_( 11 /00) EPA 6010C_(11 /00) EPA 6010C_(11 /00) Page 4 of 36 Scope Expires: 8/31/2019

6 Selenium Silver Thallium Vanadium Zinc 4,4'-DDD 4,4'-DDE 4,4'-DDT Aldrin alpha-bhc ( alpha-hexachlorocyclohexane) Aroclor-1016 (PCB-1016) Aroclor-1221 (PCB-1221) Aroclor-1232 (PCB-1232) Aroclor-1242 (PCB-1242) Aroclor-1248 (PCB-1248) Aroclor-1254 (PCB-1254) Aroclor-1260 (PCB-1260) beta-bhc (beta-hexachlorocyclohexane) Chlordane (tech.) delta-bhc Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-bhc (Lindane, gamma-hexachlorocyclohexane) Heptachlor Heptachlor epoxide Methoxychlor Toxaphene (Chlorinated camphene) 1, 1. 1-Trichloroethane 1, 1.2,2-Tetrachloroethane 1, 1,2 Trichloroethane 1, 1-Dichloroethane 1, 1-Dichloroethylene 1.2-Dichlorobenzene 1,2-Dichloroethane 1,2-Dichloropropane 1,3-Dichlorobenzene 1,4-Dichlorobenzene 2-Chloroethyl vinyl ether Effective Date: 9/1 /2018 Page 5 of 36 Scope Expires: 8/31 /2019

7 Acrolein (Propenal) Acrylonitrile Benzene Bromodichloromethane Bromoform Carbon tetrachloride Chlorobenzene Chloroethane Chloroform cis-1,3-dichloropropene Dibromochloromethane Dichlorodifluoromethane Dichloromethane (DCM, Methylene chloride) Ethylbenzene Methyl bromide (Bromomethane) Methyl chloride (Chloromethane) Tetrachloroethylene (Perchloroethylene) Toluene trans-1.2-dicloroethylene trans-1, 3-Dichloropropylene Trichloroethene (Trichloroethylene) Trichlorofluoromethane Vinyl chloride 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene 1,3-Dichlorobenzene 1,4-Dichlorobenzene 2,4,6-Trichlorophenol 2,4-Dichlorophenol 2,4-Dimethylphenol 2,4-Dinitrophenol 2.4-Dinitrotoluene (2,4-DNT) 2,6-Dinitrotoluene (2,6-DNT) 2-Chloronaphthalene 2-Chlorophenol 2-Methyl -4, 6-d i nitrophenol 2-Nitrophenol 3,3'-Dichlorobenzidine 4-Bromophenyl phenyl ether 4-Chloro-3-methylphenol 4-Chlorophenyl phenylether 4-Nitrophenol Acenaphthene. Effective Date: Scope of Accreditation Report for Microbac Labs, Inc., Ohio Va lley Division Page 6 of 36 Scope Expires:

8 Acenaphthylene Anthracene Benzidine Benzo(a)anthracene Benzo(a)pyrene Benzo(g,h,i)perylene Benzo(k)fluoranihene Benzo[b]fluoranthene bis(2-chloroethoxy)methane bis(2-chloroethyl) ether bis(2-chloroisopropyl) ether bis(2-ethylhexyl) phthalate (DEHP) Butyl benzyl phthalate Chrysene Dibenz(a,h) anthracene Diethyl phthalate Dimethyl phthalate Di-n-butyl phthalate Di-n-octyl phthalate Fluoranthene Fluorene Hexachlorobenzene Hexachlorobutadiene Hexachlorocyclopentadiene Hexachloroethane lndeno(1,2,3-cd) pyrene lsophorone Naphthalene Nitrobenzene n-nitrosodimethylamine n-nitrosodi-n-propylamine n-nitrosodiphenylamine Pentachlorophenol Phenanthrene Phenol Pyrene Chromium VI Mercury 1,2-Dibromoethane (EDB, Ethylene dibromide) Dibromochloropropane 4,4'-DDD 4,4'-DDE 4.4'-DDT EPA 7196A_ 1_ 1992 EPA 7470A_ 1_ 1994 EPA 8011_(9/94) EPA 8011_(9/94) Scope of Accreditation Report for Microbac Labs, Inc., Ohio Valley Division Page 7 of 36 Scope Expires: 8/31/2019

9 Aldrin alpha-8hc (alpha-hexachlorocyclohexan.e) alpha-chlordane beta-8hc (beta-hexachlorocyclohexane) Chlordane (tech.) delta-8hc Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-8hc (Lindane, gamma-hexachlorocyclohexane) gamma-chlordane Heptachlor Heptachlor epoxide Methoxychlor Toxaphene (Chlorinated camphene) 4,4'-DDD 4,4'-DDE 4,4'-DDT Aldrin alpha-8hc (alpha-hexachlorocyclohexane) alpha-chlordane beta-8 HC (beta-hexachlorocyclohexane) Chlordane (tech.) delta-8hc Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-8hc (Lindane. gamma-hexachlorocyclohexane) gamma-chlordane Heptachlor Heptachlor epoxide Methoxychlor Toxaphene (Chlorinated camphene) Aroclor-1016 (PC8-1016) Aroclor-1221 (PC8-1221) EPA 8081A_1_ 1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA 8081A_1_1996 EPA8081A_1_1996 EPA 80818_(11 /00) EPA 80818_(11 /00) EPA 80818_(11 /00) EPA 80818_(11 /00) EPA 80818_(11 /00) EPA 80818_(11 /00) EPA 80818_(1 1/00) EPA 8082_0_1996 EPA 8082_0_1996 Effective Date: 9/1 /2018 Page 8 of 36 Scope Expires: 8/31 /2019

10 Aroclor-1232 (PC8-1232) Aroclor-1242 (PC8-1242) Aroclor-1248 (PC8-1248) Aroclor-1254 (PC8-1254) Aroclor-1260 (PC8-1260) Aroclor-1016 (PCB-1016) Aroclor-1221 (PCB-1221) Aroclor-1232 (PC8-1232) Aroclor-1242 {PC8-1242) Aroclor-1248 {PC8-1248) Aroclor-1254 (PC8-1254) Aroclor-1260 (PC8-1260) 2,4,5-T 2,4-D 2,4-DB Dalapon Dicamba Dichloroprop (Dichlorprop) Dinoseb (2-sec-butyl-4,6-dinitrophenol, DNBP) MCPA MCPP Pentachlorophenol Silvex (2,4,5-TP) 1, 1, 1,2-Tetrachloroethane 1, 1, 1-Trichloroethane 1, 1,2,2-Tetrachloroethane 1, 1,2-Trichloro-1,2,2-trifluoroethane 1,1,2-Trichloroethane 1, 1,2-Trichlorofluoroethane 1, 1-Dichloroethane 1, 1-Dichloroethylene 1, 1-Dichloropropene 1,2,3-Trichlorobenzene 1,2,3-Trichloropropane 1,2,4-Trichlorobenzene 1,2,4-Trimethylbenzene 1,2-Dibromo-3-chloropropane (D8CP) 1,2-Dibromoethane (ED8, Ethylene dibromide) 1,2-Dichlorobenzene 1,2-Dichloroethane 1,2-Dichloropropane 1,3,5-Trimethylbenzene 1,3-Dichlorobenzene EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_ 1996 EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11 /00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8151A_(1 /98) EPA 8151A_(1/98) EPA 8151A_(1198) EPA 8151A_(1/98) EPA 8151A_(1198) EPA 8151A_(1198) EPA 8151A_(1198) EPA 8151A_(1/98) EPA 8151A_(1198) EPA 8151A_(1/98) EPA 8151A_(1198) EPA 82608_2_1996 Effective Date: Page 9 of 36 Scope Expires:

11 1,3-Dichloropropane 1,3-Dichloropropene 1,4-Dichlorobenzene 1,4-Dioxane (1,4- Diethyleneoxide) 1,4-lsopropyltoluene 2,2-Dichloropropane 2-Butanone (Methyl ethyl ketone, MEK) 2-Chloro-1,3-butadiene (Chloroprene) 2-Chloroethyl vinyl ether 2-Chlorotoluene 2-Hexanone 4-Chlorotoluene 4-Methyl-2-pentanone (MIBK) Acetone Acetonitrile Acrolein (Propenal) Acrylonitrile Allyl chloride (3-C hloropropene) Benzene Bromobenzene Bromochloromethane Bromodichloromethane Bromoform Carbon disulfide Carbon tetrachloride Chlorobenzene Chloroethane Chloroform Chloroprene cis & trans-1,2-dichloroethene cis-1,2-dichloroethylene cis-1,3-dichloropropene Cyclohexane Dibromochloromethane Dibromomethane Dichlorodifluoromethane Dichloromethane (DCM, Methylene chloride) Diethyl ether Di-isopropylether (DIPE) Ethyl methacrylate Ethylbenzene Ethyl-t-butylether (ETBE) Hexachlorobutadiene EPA 82608_2_1996 EPA 82608_2_1996 Page 10 of 36 Scope Expires: 8/31 /2019

12 Hexane lodomethane (Methyl iodide) lsobutyl alcohol (2-Methyl-1-propanol) I sopropylbenzene Methacrylonitrile Methyl acetate Methyl bromide (8romomethane) Methyl chloride (Chloromethane) Methyl isobutyl ketone (Hexone) Methyl methacrylate Methyl tert-butyl ether (MT8E) Methylcyclohexane Methylene chloride m-xylene Naphthalene n-8utyl alcohol n-8utylbenzene n-hexane n-propylbenzene o-xylene p-dioxane Propionitrile (Ethyl cyanide) p-xylene sec-8utylbenzene Styrene T-amylmethylether (TAME) tert-8utyl alcohol tert-8utylbenzene Tetrachloroethylene (Perchloroethylene) Tetrahydrofuran (THF) Toluene trans-1, 2-Dicloroethylene trans-1, 3-Dichloropropylene trans-1,4-dichloro-2-butene Trichloroethene (Trichloroethylene) Trichlorofluoromethane Trichlorotrifluoroethane Vinyl acetate Vinyl chloride Xylene (total) 1,2,4,5-Tetrachlorobenzene 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene EPA 82608_2_1996 EPA 82608_2_1996 EPA 82608_2_1996 EPA 82608_2_1996 EPA 82608_2_1996 EPA 82608_2 :1996 EPA 82608_2_1996 Good. Standing Page 11 of 36 Scope Expires: 8/31/2019

13 1,2-Dinitrobenzene 1,2-Diphenylhydrazine 1,3,5-Trinitrobenzene (1,3, 5-TNB) 1,3-Dichlorobenzene 1,3-Dinitrobenzene ( 1,3-DN B) 1,4-Dichlorobenzene 1,4-Dinitrobenzene 1,4-Dioxane ( 1,4- Diethyleneoxide) 1,4-Naphthoquinone 1,4-Phenylenediamine 1-Naphthylamine 2,3,4,6-Tetrachlorophenol 2.4,5-Trichlorophenol 2.4,6-Trichlorophenol 2,4,6-Trinitrobenzene 2.4-Dichlorophenol 2.4-Dimethylphenol 2,4-Dinitrophenol 2.4-Dinitrotoluene (2,4-DNT) 2,6-Dichlorophenol 2,6-Dinitrotoluene (2,6-DNT) 2-Acetylaminofluorene 2-Chloronaphthalene 2-Chlorophenol 2-Methyl-4,6-dinitrophenol 2-Methylnaphthalene 2-Methylphenol (o-cresol) 2-Naphthylamine 2-Nitroaniline 2-Nitrophenol 2-Picoline (2-Methylpyridine) 3 & 4 Methylphenol 3,3'-Dichlorobenzidine 3,3'-Dimethylbenzidine 3-Methylcholanthrene 3-Methylphenol (m-cresol) 3-Nitroaniline 4,6-Dinitro-2-methylphenol 4-Am inobiphenyl 4-Bromophenyl phenyl ether 4-Chloro-3-methylphenol 4-Chloroaniline 4-Chlorophenol Scope of Accreditation Report for Microbac Labs, Inc., Ohio Valley Division Page 12 of 36 Scope Expires: 8/31 /2019

14 4-Chlorophenyl phenylether 4-Dimethyl aminoazobenzene 4-Methylphenol (p-cresol) 4-Nitroaniline 4-Nitrophenol 5-Nitro-o-tolu idine 7, 12-Dimethylbenz(a) anthracene a-a-dimethylphenethylamine Acenaphthene Acenaphthylene Acetophenone Aniline Anthracene Aramite Azobenzene Benzaldehyde Benzidine Benzo(a)anthracene Benzo(a)pyrene Benzo(g,h,i)perylene Benzo(k)fluoranthene Benzo[b)fluoranthene Benzoic acid Benzyl alcohol Biphenyl bis(2-chloroethoxy)methane bis(2-chloroethyl) ether bis(2-chloroisopropyl) ether bis(2-ethylhexyl) phthalate (DEHP) Butyl benzyl phthalate Carbazole Chrysene Cresols (total) Dibenz(a,h) anthracene Dibenzofuran Diethyl phthalate Dimethyl phthalate Di-n-butyl phthalate Di-n-octyl phthalate Diphenylamine Ethyl methanesulfonate Fluoranthene Fluorene EPA 8270C_3_1 996 EPA 8270C_3_1 996 EPA 8270C_3_1 996 EPA 8270C_3_1 996 EPA 8270C_3_1 996 Scope of Accreditation Report for Microbac Labs, Inc., Ohio Valley Division Page 13 of 36 Scope Expires: 8/31/2019

15 Hexachlorobenzene Hexachlorobutadiene Hexachlorocyclopentadiene Hexachloroethane Hexachlorophene Hexachloropropene lndeno(1,2,3-cd) pyrene lsophorone lsosafrole Methapyrilene Methyl methanesulfonate Naphthalene Nitrobenzene Nitroquinoline-1-oxide n-nitrosodiethylamine n-nitrosodimethylamine n-nitroso-di-n-butylamine n-nitrosodi-n-propylamine n-nitrosodiphenylamine n-nitrosodipropylamine n-nitrosomethylethalamine n-nitrosomorpholine n-nitrosopiperidine n-nitrosopyrrolidine o-toluidine Pentachlorobenzene Pentachloroethane Pentachloronitrobenzene Pentachlorophenol Phenacetin Phenanthrene Phenol Pronamide (Kerb) Pyrene Pyridine 1,2.4.5-Tetrachlorobenzene 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene 1,2-Dinitrobenzene 1,2-Diphenylhydrazine 1,3,5-Trinitrobenzene (1,3,5-TNB) 1,3-Dichlorobenzene 1,3-Dinitrobenzene ( 1, 3-DNB) Scope of Accreditation Report for Microbac Labs, Inc., Ohio Valley Division Page 14 of 36 Scope Expires: 8/31/2019

16 1,4-0ichlorobenzene 1,4-0initrobenzene 1,4-0ioxane ( 1,4- Oiethyleneoxide) 1,4-Naphthoquinone 1.4-Phenylenediamine 1-1'-Biphenyl 1-Naphthylamine 2,3,4,6-Tetrachlorophenol 2,4,5-Trichlorophenol 2.4,6-Trichlorophenol 2.4-0ichlorophenol 2,4-0imethylphenol 2.4-0initrophenol 2.4-0initrotoluene (2,4-0NT) 2,6-0ichlorophenol 2,6-Dinitrotoluene (2,6-0NT) 2-Acetylaminofluorene 2-Chloronaphthalene 2-Chlorophenol 2-Methylnaphthalene 2-Methylphenol (o-cresol) 2-Naphthylamine 2-Nitroaniline 2-Nitrophenol 2-Picoline (2-Methylpyridine) 3 & 4 Methylphenol 3,3'-0ichlorobenzidine 3,3'-0imethylbenzidine 3-Methylcholanthrene 3-Methylphenol (m-cresol) 3-Nitroaniline 4,6-0initro-2-methylphenol 4-Aminobiphenyl 4-Bromophenyl phenyl ether 4-Chloro-3-methylphenol 4-Chloroaniline 4-Chlorophenyl phenylether 4-0imethyl aminoazobenzene 4-Methylphenol (p-cresol) 4-Nitroaniline 4-Nitrophenol 4-Nitroquinoline 1-oxide 5-Nitro-o-tolu idine EPA 8270D_(1198) EPA 8270D_(1 /98) EPA 8270D_(1198) EPA 8270D_(1198) EPA 8270D_(1198) Page 15 of 36 Scope Expires: 8131 /2019

17 7, 12-0imethylbenz(a) anthracene a-a-qimethylphenethylamine Acenaphthene Acenaphthylene Acetophenone Aniline Anthracene Ara mite Benzidine Benzo(a)anthracene Benzo(a)pyrene Benzo(g,h,i)perylene EPA 82700_(1 /98) EPA 8270D~(1/98) Benzo(k)fluoranthene Benzo[b)fluoranthene Benzoic acid Benzyl alcohol bis(2-chloroethoxy)methane bis(2-chloroethyl) ether bis(2-chloroisopropyl) ether Butyl benzyl phthalate Carbazole Chrysene Cresols (total) Oibenz(a,h) anthracene Dibenzofuran Diethyl phthalate Dimethyl phthalate Di-n-butyl phthalate Di-n-octyl phthalate Diphenylamine Ethyl methanesulfonate Fluoranthene Fluorene Hexachlorobenzene Hexachlorobutadiene Hexachlorocyclopentadiene Hexachloroethane Hexachlorophene Hexachloropropene lndeno(1,2,3-cd) pyrene lsophorone lsosafrole Methapyrilene Page 16 of 36 Scope Expires: 8/31/2019

18 Methyl methanesulfonate Naphthalene Nitrobenzene n-nitrosodiethylamine n-nitrosodirnethylamine n-nitroso-di-n-butylamine n-nitrosodi-n-propylamine n-nitrosodiphenylamine n-nitrosomorpholine n-nitrosopiperidine n-nitrosopyrrolidine o-toluidine Pentachlorobenzene Pentachloronitrobenzene Pentachlorophenol Phenacetin Phenanthrene Phenol Pronamide (Kerb) Pyrene Pyridine Safrole Acetaldehyde Formaldehyde Propanal (Propionaldehyde) 1,3,5-Trinitrobenzene (1,3,5-TNB) 1,3-Dinitrobenzene ( 1, 3-DNB) 2,4,6-Trinitrotoluene (2,4,6-TNT) 2,4-Dinitrotoluene (2,4-DNT) 2,6-Dinitrotoluene (2,6-DNT) 2-Amino-4,6-dinitrotoluene (2-am-dnt) 2-Nitrotoluene 3-Nitrotoluene 4-Am ino-2,6-dinitrotoluene ( 4-am-dnt) 4-Nitrotoluene Methyl-2,4,6-trinitrophenylnitramine (tetryl) EPA 8315A_ 1_ 1996 EPA8315A_1_1996 EPA 8315A_ 1_ 1996 EPA 8330A_(1 /98) EPA 8330A_(1 /98) Nitrobenzene Nitroglycerin Octahydro-1,3,5, 7-tetranitro-1,3,5, 7 -tetrazocine ( Pentaerythritoltetranitrate ROX (hexahydro-1,3,5-trinitro-1,3,5-triazine) Tetryl (methyl-2,4,6-trinitrophenylnitramine) Total cyanide EPA 9010C Page 17 of 36 Scope Expires: 8/31/2019

19 Total cyanide Sulfide Corrosivity Corrosivity ph Corrosivity ph Corrosivity ph Bromide Chloride Fluoride Nitrate as N Nitrate as N Nitrite as N Sulfate Brom ide Chloride Fluoride Nitrate as N Nitrite as N Sulfate Total organic carbon Diesel range organics (DRO) Gasoline range organics (GRO) Turbidity Acidity, as CaC03 Alka linity as CaC03 Hardness Hardness Residue-total Residue-filterable (TDS) Residue-nonfilterable (TSS) Residue-volatile Residue-settleable Chromium V I Chloride Total cyan ide Total cyan ide Amenable cyanide Fluoride ph Ammonia as N EPA 9014_0_1996 EPA 9030B_2_ 1996 EPA 90408_2_ 1995 EPA 9040C EPA 9040C EPA 9045C_3_ 1995 EPA 9045C_3_1995 EPA 9045D EPA 9045D EPA 9056_0_ 1996 EPA 9056_0_1996 EPA 9056_0_1996 EPA 9056_0_1996 EPA 9056_0_1996 EPA 9056_0_1996 EPA 9056_0_1996 EPA 9056A_(11/00) EPA 9056A_(11/00) EPA 9056A_(11 /00) EPA 9056A_(1 1/00) EPA 9056A_(11/00) EPA 9056A_(11 /00) EPA 9060A OK DEQ DRO OK DEQ GRO SM 2130 B-2011 SM 2310 B SM 2320 B-2011 SM 2340 B SM 2340 C-2011 SM 2540 B-1997 SM 2540 C-1997 SM 2540 D-2011 SM 2540 E-2011 SM 2540 F-2011 SM 3500-Cr B-2011 SM 4500-CI- E-2011 SM 4500-CN- C-2011 SM 4500-CN- E-1999 SM 4500-CN- G-1999 SM 4500-F- C-2011 SM 4500-H+ B-2011 SM 4500-NH3 B-2011 Page 18 of 36 Scope Expires: 8/31 /2019

20 Ammonia as N Nitrite as N Nitrate as N Orthophosphate as P Sulfide Sulfite-S03 Sulfate Carbonaceous BOD, CBOD Chemical oxygen demand Total organic carbon Surfactants - MBAS SM 4500-NH3 G-2011 SM 4500-N02- B-2000 SM 4500-N03- F-2011 SM 4500-P E-2011 SM 4500-S2- F-2011 SM 4500-S03- B-2000 SM 4500-S04- E-1997 SM 5210 B SM 5220 D-2011 SM 5310 C-2011 SM 5540 C Solids lgnitability lgnitability lgnitability Toxicity Characteristic Leaching Procedure (TCLP) Toxicity Characteristic Leaching Procedure (TCLP) Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chromium Cobalt Copper Iron Lead Magnesium Manganese Molybdenum Nickel Phosphorus, total Potassium Selenium Silver Sodium Thallium Tin Titanium Effective Date: 9/1 /2018 EPA 1010_(9/86) EPA 1010A EPA 1030_0_1996 EPA 1311_0_1992 EPA 1312_0_1994 EPA 200.7_4.4_ 1994 Page 19 of 36 Scope Expires: 8/31 /2019

21 Vanadium Zinc Antimony Arsenic Barium Cadmium Chromium Cobalt Copper Lead Manganese Nickel Selenium Silver Thallium Vanadium Zinc Mercury Ammonia as N Organic nitrogen Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chromium Cobalt Copper Hardness (calc.) Iron Lead Lithium Magnesium Manganese Molybdenum Nickel Phosphorus, total Potassium Selenium Silver EPA _ EPA 200.8_5.4_ 1994 EPA 200.8_5.4_1994 EPA 245.1_3_ 1994 EPA 350.1_2_ 1993 EPA minus EPA EPA 6010B_2_1996 EPA 6010B_2_1996 EPA 601OB_2_1996 EPA 601OB_2_1996 EPA 601OB_2_1996 EPA 601OB_2_1996 EPA 601OB_2_1996 EPA 601OB_2_1996 Page 20 of 36 Scope Expires: 8/31 /2019

22 Sodium Strontium Thallium Tin Titanium Vanadium Zinc Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chromium Cobalt Copper Iron Lead Lithium Magnesium Manganese Molybdenum Nickel Potassium Selenium Silver Sodium Strontium Thallium Tin Titanium Vanadium Zinc Antimony Arsenic Barium Cadmium Chromium Cobalt Copper Lead EPA 601 OC_(11/00) EPA 601 0C_(11 /00) Page 21 of 36 Scope Expires: 8/31/2019

23 Manganese Nickel Selenium Silver Thallium Vanadium Zinc Antimony Arsenic Barium Cadmium Chromium Cobalt Copper Lead Manganese Nickel Selenium Silver Thallium Vanadium Zinc 4.4'-DDD 4,4'-DDE 4,4'-DDT Aldrin alpha-bhc ( alpha-hexachlorocyclohexane) Aroclor-1016 (PCB-1016) Aroclor-1221 (PCB-1221) Aroclor-1232 (PCB-1232) Aroclor-1242 (PCB-1242) Aroclor-1248 (PCB-1248) Aroclor-1254 (PCB-1254) Aroclor-1260 (PCB-1260) beta-bhc (beta-hexachlorocyclohexane) Chlordane (tech.) delta-bhc Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde EPA 6020_(9/94 ) EPA 6020A_(1 /98) EPA 6020A_(1 /98) EPA 6020A_(1 /98) Page 22 of 36 Scope Expires: 8/31/2019

24 Endrin ketone gamma-bhc (Lindane, gamma-hexachlorocyclohexane) Heptachlor Heptachlor epoxide Methoxychlor Toxaphene (Chlorinated camphene) 1, 1, 1-Trichloroethane 1, 1.2,2-Tetrachloroethane 1, 1,2-Trichloroethane 1, 1-Dichloroethane 1, 1-Dichloroethylene 1,2-Dichlorobenzene 1,2-Dichloroethane 1,2-Dichloropropane 1,3-Dichlorobenzene 1,4-Dichlorobenzene 2-Chloroethyl vinyl ether Acrolein (Propenal) Acrylon itri le Benzene Bromodichloromethane Bromoform Carbon tetrachloride Chlorobenzene Chloroethane Chloroform cis-1, 3-Dichloropropene Dibromochloromethane Dichlorodifluoromethane Dichloromethane (DCM, Methylene chloride) Ethylbenzene Methyl bromide (Bromomethane) Methyl chloride (Chloromethane) Tetrachloroethylene (Perchloroethylene) Toluene trans-1. 2-Dicloroethylene trans-1. 3-Dichloropropylene Trichloroethene (Trichloroethylene) Trichlorofluoromethane Vinyl chloride 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene 1,3-Dichlorobenzene Page 23 of 36 Scope Expires: 8/31 /2019

25 1,4-Dichlorobenzene 2,4,6-Trichlorophenol 2,4-Dichlorophenol 2,4-Dimethylphenol 2,4-Dinitrophenol 2,4-Dinitrotoluene (2,4-DNT) 2,6-Dinitrotoluene (2,6-DNT) 2-Chloronaphthalene 2-Chlorophenol 2-Methyl-4,6-dinitrophenol 2-Nitrophenol 3,3'-Dichlorobenzidine 4-Bromophenyl phenyl ether 4-Chloro-3-methylphenol 4-Chlorophenyl phenylether 4-Nitrophenol Acenaphthene Acenaphthylene Anthracene Benzidine Benzo(a)anthracene Benzo(a)pyrene Benzo(g,h,i)perylene Benzo(k)fluoranthene Benzo[b]fluoranthene bis(2-chloroethoxy)methane bis(2-chloroethyl) ether bis(2-chloroisopropyl) ether bis(2-ethylhexyl) phthalate (DEHP) Butyl benzyl phthalate Chrysene Dibenz(a.h) anthracene Diethyl phthalate Dimethyl phthalate Di-n-butyl phthalate Di-n-octyl phthalate Fluoranthene Fluorene Hexachlorobenzene Hexachlorobutadiene Hexacl1lorocyclopentadiene Hexachloroethane lndeno(1,2,3-cd) pyrene Page 24 of 36 Scope Expires: 8/31 /2019

26 lsophorone Naphthalene Nitrobenzene n-nitrosodimethylamine n-nitrosodi-n-propylamine n-nitrosodiphenylamine Pentachlorophenol Phenanthrene Phenol Pyrene Perchlorate Chromium VI Mercury Mercury 1,2-Dibromoethane (EDS, Ethylene dibromide) Dibromochloropropane 4.4'-DDD 4,4'-DDE 4,4'-DDT Aldrin alpha-bhc (alpha-hexachlorocyclohexane) alpha-chlordane beta-bhc (beta-hexachlorocyclohexane) Chlordane (tech.) delta-bhc Dieldrin Endosulran I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-bhc (Lindane, gamma-hexachlorocyclohexane) gamma-chlordane Heptachlor Heptachlor epoxide Methoxychlor Toxaphene (Chlorinated camphene) 4,4'-DDD 4,4'-DDE 4.4'-DDT Aldrin alpha-8hc (alpha-hexachlorocyclohexane) EPA 6850 EPA 7196A_ 1_ 1992 EPA 7471A_ 1_ 1994 EPA 7471 B_(1/98) EPA 8011_(9/94) EPA 8011_(9/94) EPA 80818_(11 /00) Scope of Accreditation Report for Microbac Labs, Inc.. Ohio Valley Division Page 25 of 36 Scope Expires: 8/31/2019

27 alpha-chlordane beta-8hc (beta-h~xach lo ro cyclohexane ) Chlordane (tech.) delta-8hc Dieldrin Endosulfan I Endosulfan II Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone gamma-8hc (Lindane, gamma-hexachlorocyclohexane) gamma-chlordane Heptachlor Heptachlor epoxide Methoxychlor Toxaphene (Chlorinated camphene) Aroclor-1016 (PC8-1016) Aroclor-1221 (PC8-1221) Aroclor-1232 (PCB-1 232) Aroclor-1242 (PCB-1242) Aroclor-1248 (PCB-1248) Aroclor-1254 (PCB-1254) Aroclor-1260 (PCB-1260) Aroclor-1016 (PCB-1016) Aroclor-1221 (PC8-1221) Aroclor-1232 (PCB-1232) Aroclor-1242 (PCB-1242) Aroclor-1248 (PC8-1248) Aroclor-1254 (PCB-1254) Aroclor-1260 (PCB-1260) 2,4.5-T 2,4-D 2,4-DB Dalapon Dicamba Dichloroprop (Dichlorprop) Dinoseb (2-sec-butyl-4,6-dinitrophenol, DN8P) MCPA MCPP Pentachlorophenol Silvex (2,4,5-TP) 1, 1, 1,2-Tetrachloroethane EPA 80818_(11100) EPA 80818_(11 /00) EPA 80818_(11 /00) EPA 80818_(11/00 ) EPA 80818_(11 /00) EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082_0_1996 EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8082A_(11/00) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) EPA 8151A_(1/98) Page 26 of 36 Scope Expires: 8/31 /2019

28 1, 1, 1-Trichloroethane 1, 1,2,2-Tetrachloroethane 1, 1,2-Trichloro-1,2,2-trifluoroethane 1, 1,2-Trichloroethane 1, 1,2-Trichlorofluoroethane 1, 1-Dichloroethane 1, 1-Dichloroethylene 1, 1-Dichloropropene 1,2,3-Trichlorobenzene 1,2,3-Trichloropropane 1,2,4-Trichlorobenzene 1,2,4-Trimethylbenzene 1,2-Dibromo-3-chloropropane (D8CP) 1,2-Dibromoethane (ED8. Ethylene dibromide) 1,2-Dichlorobenzene 1,2-Dichloroethane 1,2-Dichloropropane 1,3,5-Trimethylbenzene 1,3-Dichlorobenzene 1,3-Dichloropropane 1,3-Dichloropropene 1,4-Dichlorobenzene 1,4-Dioxane (1,4- Diethyleneoxide) 1,4-lsopropyltoluene 2,2-Dichloropropane 2-8utanone (Methyl ethyl ketone, MEK) 2-Chloro-1,3-butadiene (Chloroprene) 2-Chloroethyl vinyl ether 2-Chlorotoluene 2-Hexanone 4-Chlorotoluene 4-Methyl-2-pentanone (Ml8K) Acetone Acetonitrile Acrolein (Propenal) Acrylonitrile Allyl chloride (3-Chloropropene) Benzene Bromobenzene Bromochloromethane Bromodichloromethane Bromoform Carbon disulfide EPA 82608_2_1996 Page 27 of 36 Scope Expires: 8/31 /2019

29 Carbon tetrachloride Chlorobenzene Chloroethane Chloroform Chloroprene cis & trans-1,2-dichloroethene cis-1,2-dichloroethylene cis-1, 3-Dichloropropene Cyclohexane Dibromochloromethane Dibromomethane Dichlorodifluoromethane Dichloromethane (DCM, Methylene chloride) Diethyl ether Di-isopropylether (DIPE) Ethyl methacrylate Ethylbenzene Ethyl-t-butylether (ETBE) Hexachlorobutadiene Hexane lodomethane (Methyl iodide) lsobutyl alcohol (2-Methyl-1-propanol) lsopropylbenzene Methacrylonitrile Methyl acetate Methyl bromide (Bromomethane) Methyl chloride (Chloromethane) Methyl isobutyl ketone (Hexone) Methyl methacrylate Methyl tert-butyl ether (MTBE) Methylcyclo hexane Methylene chloride m-xylene Naphthalene n-butyl alcohol n-butylbenzene n-hexane n-propylbenzene o-xylene p-dioxane Propionitrile (Ethyl cyanide) p-xylene sec-butylbenzene EPA 8260B_ 2_ 1996 EPA 8260B_2_1996 EPA 8260B_2_1996 EPA 8260B_2_1996 EPA 8260B_2_1996 EPA 8260B_2_1996 EPA 8260B_2_1996 EPA 8260B_2_1996 EPA 8260B_2_1996 Page 28 of 36 Scope Expires: 8/31 /2019

30 Matrix/Analyte Styrene T-amylmethylether (TAME) tert-8utyl alcohol tert-8utylbenzene Tetrachloroethylene (Perchloroethylene) Tetrahydrofuran (THF) Toluene trans-1,2-dicloroethylene trans-1,3-dichloropropylene trans-1,4-dichloro-2-butene Trichloroethene (Trichloroethylene) Trichlorofluoromethane Trichlorotrifluoroethane Vinyl acetate Vinyl chloride Xylene (total) 1,2,4,5-Tetrachlorobenzene 1,2,4-Trichlorobenzene 1,2-Dichlorobenzene 1,2-Dinitrobenzene 1,2-Diphenylhydrazine 1,3,5-Trinitrobenzene (1,3,5-TN8) 1,3-Dichlorobenzene 1,3-Dinitrobenzene (1,3-DN8) 1,4-Dichlorobenzene 1,4-Dinitrobenzene 1,4-Dioxane ( 1,4- Diethyleneoxide) 1,4-Naphthoquinone 1,4-Phenylenediamine 1-Naphthylamine 2,3,4,6-Tetrachlorophenol 2,4,5-Trichlorophenol 2,4,6-Trichlorophenol 2,4,6-Trinitrobenzene 2,4-Dichlorophenol 2,4-Dimethylphenol 2,4-Dinitrophenol 2,4-Dinitrotoluene (2,4-DNT) 2,6-Dichlorophenol 2,6-Dinitrotoluene (2,6-DNT) 2-Acetylaminofluorene 2-Chloronaphthalene 2-Chlorophenol Scope of Accreditation Report for Microbac Labs, Inc., Ohio Valley Division Page 29 of 36 Scope Expires: 8/31 /2019

31 2-Methyl-4,6-dinitrophenol 2-Methylnaphthalene 2-Methylphenol (o-cresol) 2-Naphthylamine 2-Nitroaniline 2-Nitrophenol 2-Picoline (2-Methylpyridine) 3 & 4 Methylphenol 3,3'-Dichlorobenzidine 3,3'-Dimethylbenzidine 3-Methylcholanthrene 3-Methylphenol (m-cresol) 3-Nitroaniline 4,6-Dinitro-2-methylphenol 4-Am inobiphenyl 4-Bromophenyl phenyl ether 4-Chloro-3-methylphenol 4-Chloroaniline 4-Chlorophenol 4-Chlorophenyl phenylether 4-Dimethyl aminoazobenzene 4-Methylphenol (p-cresol) 4-Nitroaniline 4-Nitrophenol 5-Nitro-o-toluidine 7, 12-Dimethylbenz(a) anthracene a-a-dimethylphenethylamine Acenaphthene Acenaphthylene Acetophenone Aniline Anthracene Aramite Azobenzene Benzaldehyde Benzidine Benzo(a)anthracene Benzo(a)pyrene Benzo(g,h,i)perylene Benzo(k)fluoranthene Benzo[b]fluoranthene Benzoic acid Benzyl alcohol Good s tanding Page 30 of 36 Scope Expires: 8/31/2019

32 Biphenyl bis(2-chloroethoxy)meth.ane bis(2-chloroethyl) ether bis(2-chloroisopropyl) ether bis(2-ethylhexyl) phthalate (DEHP) Butyl benzyl phthalate Carbazole Chrysene Cresols (total) Dibenz(a,h) anthracene Dibenzofuran Diethyl phthalate Dimethyl phthalate Di-n-butyl phthalate Di-n-octyl phthalate Diphenylamine Ethyl methanesulfonate Fluoranthene Fluorene Hexachlorobenzene Hexachlorobutadiene Hexachlorocyclopentadiene Hexachloroethane Hexachlorophene Hexachloropropene lndeno(1,2,3-cd) pyrene lsophorone lsosafrole Methapyrilene Methyl methanesulfonate Naphthalene Nitrobenzene Nitroquinoline-1-oxide n-nitrosodiethylamine n-nitrosodi methyl amine n-nitroso-di-n-butylamine n-nitrosodi-n-propylamine n-nitrosodiphenylamine n-nitrosodipropylamine n-nitrosomethylethalamine n-nitrosomorpholine n-nitrosopi peridine n-nitrosopyrrolidine Page 31 of 36 Scope Expires: 8/31/2019

33 o-toluidine Pentachlorobenzene Pentachloroethane Pentachloronilrobenzene Pentachlorophenol Phenacetin Phenanthrene Phenol Pronamide (Kerb) Pyrene Pyridine 1,2,4,5-Tetrachlorobenzene 1,2.4-Trichlorobenzene 1,2-Dichlorobenzene 1,2-Dinitrobenzene 1,2-Diphenylhydrazine 1,3,5-Trinitrobenzene (1,3,5-TNB) 1,3-Dichlorobenzene 1,3-Dinitrobenzene (1,3-0NB) 1.4-Dichlorobenzene 1.4-Dinitrobenzene 1.4-Dioxane (1,4- Oiethyleneoxide) 1.4-Naphthoquinone 1,4-Phenylenediamine 1-1 '-Biphenyl 1-Naphthylamine 2,3,4,6-Tetrachlorophenol 2.4,5-Trichlorophenol 2.4,6-Trichlorophenol 2.4-Dichlorophenol 2.4-Dimethylphenol 2.4-Dinitrophenol 2,4-Dinitrotoluene (2,4-DNT) 2,6-Dichlorophenol 2,6-Dinitrotoluene (2,6-DNT) 2-Acetylaminofluorene 2-Chloronaphthalene 2-Chlorophenol 2-Methylnaphthalene 2-Methylphenol (o-cresol) 2-Naphthylarnine 2-Nitroaniline 2-Nitrophenol Scope of Accreditation Report for Microbac Labs, Inc., Ohio Valley Division Page 32 of 36 Scope Expires: 8/31 /2019

34 2-Picoline (2-Methylpyridine) 3 & 4 Methylphenol 3,3'-Dichlorobenzidine 3,3'-Dimethylbenzidine 3-Methylcholanthrene 3-Methylphenol (m-cresol) 3-Nitroaniline 4,6-Dinitro-2-methylphenol 4-Aminobiphenyl 4-Bromophenyl phenyl ether 4-Chloro-3-methylphenol 4-Chloroaniline 4-Chlorophenyl phenylether 4-Dimethyl aminoazobenzene 4-Methylphenol (p-cresol) 4-Nitroaniline 4-Nitrophenol 4-Nitroquinoline 1-oxide 5-Nitro-o-toluidine 7, 12-0imethylbenz(a) anthracene a-a-dimethylphenethylamine Acenaphthene Acenaphthylene Acetopt1enone Aniline Anthracene Aramite Benzidine Benzo(a)anthracene Benzo(a)pyrene Benzo(g,h,i)perylene Benzo(k)fluoranthene Benzo[b)fluoranthene Benzoic acid Benzyl alcohol bis(2-chloroethoxy)methane bis(2-chloroethyl) ether bis(2-chloroisopropyl) ether Butyl benzyl phthalate Carbazole Chrysene Cresols (total) Dibenz(a,h) anthracene EPA 82700_( 1/98) EPA 82700_( 1/98) EPA 82700_(1 /98) EPA 82700_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) Page 33 of 36 Scope Expires: 8/31/2019

35 Dibenzofuran Diethyl phthalate Dimethyl phthalate Di-n-butyl phthalate Di-n-octyl phthalate Diphenylamine Ethyl methanesulfonate Fluoranthene Fluorene Hexachlorobenzene Hexachlorobutadiene Hexachlorocyclopentadiene Hexachloroethane Hexachlorophene Hexachloropropene lndeno(1,2,3-cd) pyrene lsophorone lsosafrole Methapyrilene Methyl methanesulfonate Naphthalene Nitrobenzene n-nitrosodiethylamine n-nitrosodimethylamine n-nitroso-di-n-butylamine n-nitrosodi-n-propylamine n-nitrosodiphenylamine n-nitrosomorpholine n-nitrosopiperidine n-nitrosopyrrolidine o-toluidine Pentachlorobenzene Pentachloronitrobenzene Pentachlorophenol Phenacetin Phenanthrene Phenol Pronamide (Kerb) Pyrene Pyridine Safrole Acetaldehyde Formaldehyde. EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1198) EPA 8270D_(1198) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 8270D_(1 /98) EPA 831SA_1_ 1996 EPA 8315A_ 1_ 1996 Page 34 of 36 Scope Expires: 8/31 /2019

36 Propanal (Propionaldehyde) 1,3,5-Trinitrobenzene (1,3,5-TNB) 1,3-Dinitrobenzene (1,3-DNB) EPA 8315A_ 1_ 1996 EPA 8330A_(1 /98) 2,4,6-Trinitrotoluene (2,4,6-TNT) EPA 8330A_ (1 /98) 2,4-Dinitrotoluene (2,4-DNT) 2,6-Dinitrotoluene (2,6-DNT) 2-Am.ino-4,6-dinitrotoluene (2-am-dnt) 2-Nitrotoluene 3-Nitrotoluene 4-Amino-2,6-dinitrotoluene (4-am-dnt) 4-Nitrotoluene Methyl-2,4,6-trinitrophenylnilramine (tetryl) Nitrobenzene Nitroglycerin Octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine ( Pentaerythritoltetranitrate ROX (hexahydro-1,3,5-trinilro-1,3,5-triazine) Tetryl (methyl-2,4,6-trinitrophenylnitramine) EPA 8330A_(1 /98) Total cyanide EPA 9010C Total cyanide Sulfide Corrosivity EPA 9014_0_1996 EPA 9030B_2_ 1996 EPA 9045C_3_1 995 ph EPA 9045C_3_1995 Corrosivity ph Bromide Chloride EPA EPA EPA 9056_0_1 996 EPA 9056_0_1996 Fluoride Nitrite as N Su Irate Bromide Chloride Fluoride EPA 9056_0_1996 EPA 9056_0_1996 EPA 9056_0_1 996 EPA 9056A_(11/00) EPA 9056A_(11/00) EPA 9056A_(11/00) Nitrate as N Nitrite as N Su Irate EPA 9056A_(11/00) EPA 9056A_(11/00) EPA 9056A_(11/00) Diesel range organics (ORO) Gasoline range organics (GRO) Chromium VI OK DEQ ORO OK DEQGRO SM 3500-Cr B-2011 Ammonia as N SM 4500-NH3 G-2011 Page 35 of 36 Scope Expires: 8/31 /2019

37 Accredited Parameter Note Detail 09/01/2018 Authentication Signature Date Page 36 of 36 Scope Expires: 8/31 /201 9