Nichrome Testing Laboratory and Research Private Limited, No nd Main, German Hospital Road, Narayanpur, Dharwad, Karnataka

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1 Last Amended on - Page 1 of 9 I. WATER 1. Drinking Water Colour 2120 B 1 to 100 Hazen Units ph 4500 H+, B 3 to 12 Electrical conductivity 2510 B 5 to 10,000 µs/cm Turbidity 2130 B 1 to 100 NTU Chloride Alkalinity 4500-Cl -, B 2320 B 10 to 2000 mg/l Residual Free Chlorine IS 3025 (Part-26):1986, (RA 2003) Kit Method 0.1 to 2 mg/l Total Hardness 2340 C 2 to 2500 mg/l Calcium Magnesium Dissolved Oxygen 3500 Ca, B 3500-Mg, B 4500-O, C 0.1 to 8 mg/l

2 Last Amended on - Page 2 of 9 Drinking Water Acidity 2310B 1 to 500 mg/l Boron Iron Chromium Hexavalent 4500-B, B 3500-Fe, B 3500-Cr, B 0.1 to 5 mg/l 0.01 to 2 mg/l 0.02 to 1 mg/l Sulphate IS 3025 (Part -24)-1986, (RA 2003) Turbidity Method 4 to 1000 mg/l Phospharus Fluoride Nitrate Nitrogen 4500-P, D 4500-F -, D IS 3025 (Part-34)-1988, (RA 2003) Chromotropic Acid Method 0.1 to 50 mg/l 0.1 to 5 mg/l 0.1 to 50 mg/l Total Dissolved Solids 2540 C 10 to 7000 mg/l Potassium Sodium 3500-K, B 3500-Na, B

3 Last Amended on - Page 3 of 9 2. Waste Water ph 4500 H+, B 3 to 12 Electrical conductivity 2510 B 5 to µs/cm Chloride Alkalinity 4500-Cl -, B 2320 B 10 to 2000 mg/l Total Hardness 2340 C 2 to 2500 mg/l Calcium Magnesium Chemical Oxygen Demand (COD) Biological Oxygen Demand (BOD), 3 days, 27 0 C Total kjeldhal Nitrogen Boron 3500 Ca, B 3500-Mg, B 5220 B 5210 B 4500-N org, B 4500-B, B 4 to mg/l 2 to mg/l 1 to 2000 mg/l 0.1 to 5 mg/l

4 Last Amended on - Page 4 of 9 Waste Water Iron 3500-Fe, B Sulphate IS 3025 (Part -24 )-1986, (RA 2003) Turbidity Method 0.01 to 2 mg/l 4 to 1000 mg/l Total Dissolved Solids 2540 C 10 to mg/l Phospharus 4500-P, D 0.1 to 50 mg/l Total Suspended Solids 2540 D 10 to mg/l Total Solids 2540 B 10 to mg/l Total Settable Solids 2540 F 10 to mg/l Fixed Solids 2540 E 10 to mg/l Volatile Solids 2540 E 10 to mg/l Oil & Grease IS 3025 (Part-39)-1991, (RA 2003) 10 to 1000 mg/l Residual Sodium Carbonate (RSC) NTLR/SOP/36, Issue No:01, Issue date:30/09/ to +5 Sodium absorption Ratio (SAR) NTLR/SOP/38, Issue No:01, Issue date:30/09/ to 40

5 Last Amended on - Page 5 of 9 Waste Water % Sodium IS 3025 (Part-45)-1993, RA to 100 Chromium Hexavalent Potassium Sodium Ammonical Nitrogen Organic Nitrogen II. BUILDING MATERIALS 3500-Cr, B 3500-K, B 3500-Na, B 4500-NH 3, B, C 4500-NH 3, B, C 0.02 to 1 mg/l 1 to 1500 mg/l 1 to 1500 mg/l 1. Soil ph NTLR/SOP/58, Issue No: 01, Page No to 8.5

6 Last Amended on - Page 6 of 9 Soil Electrical Conductivity NTLR/SOP/59, Issue No:01, Page No to 1 ms/cm Organic carbon Moisture Content Mineralizable Nitrogen NTLR/SOP/60, Issue No:01, Page No-83 NTLR/SOP/61, Issue No:01, Page No-76 NTLR/SOP/62, Issue No:01, Page No to 10% 0.5 to 18% 14 to 1500 kg/ha

7 Last Amended on - Page 7 of 9 Soil Available Phosphorus NTLR/SOP/63, Issue No:01, Page No to 500 kg/ha Available Potassium Exchangeable Calcium Exchangeable Magnesium NTLR/SOP/64, Issue No:01, Page No-99 NTLR/SOP/65, Issue No:01, Page No-103 NTLR/SOP/66, Issue No:01, Page No to 1500 kg/ha 1 to 2000 me/100 g Soil 1 to 1000 me/100 g Soil

8 Last Amended on - Page 8 of 9 Soil Available Sulphur NTLR/SOP/67, Issue No:01, Page No to 1000 mg/kg III. AIR, GASES & ATMOSPHERE 1. Ambient Air Monitoring Oxides of Nitrogen IS 5182 (Part 6) : to 100 µg/m³ Respirable Suspended Particulate Matter (PM 10 ), Cyclonic Flow Technique IS 5182 (Part 23) : to 700 µg/m³ Particulate matter (PM 2.5 ) NTLR/SOP/41, Issue No: 01, Issue date: 30/09/ to 100 µg/m³ Sulphur Dioxide IS 5182 (Part 2) : to 100 µg/m³ 2. Stack Emission Monitoring Flow Rate IS (Part 3) : to 2800 m³/hr Particulate matter/ Dust Particulate Emissions IS (Part 1): 1985, (RA 2003) 5 to 1000 mg/nm³ Oxides of Nitrogen IS (Part 7): to 400 mg/nm³ Sulphur Dioxide IS (Part 2): 1985, (RA 2003) 3 to 200 mg/nm 3

9 Last Amended on - Page 9 of 9 IV. FOODS & AGRICULTURAL PRODUCTS 1. Spices (Chilli Powder, Turmeric Powder) Moisture IS , (RA 2009) 2.5% to 20% Total ash IS , (RA 2009) 0.5% to 10% Acid insoluble ash IS , (RA 2009) 0.5% to 3% Non volatile ether extract IS , (RA 2009) 0.5% to 20% Crude fibre IS , (RA 2009) 1% to 30% Lead chromate IS , (RA 2009) Present or Absent -X-X-X-X-X-X-X-X-X-X-X-X-X-X-