Method Analytical principle Relation to standards. Ammonium Gas diffusion/ ph-indicator DIN EN ISO (Ammonia)

Transcription

1 FIA List of Methods Release: Total Pyrocatechol violet APHA 3500 Al modified Aluminium 0.01 mg/l mg/l Al-T Water / Wastewater mg/l Al-T Ammonium Gas diffusion/ ph-indicator DIN EN ISO (Ammonia) 0.03 mg/l mg/l NH 4 -N Water / Wastewater / mg/l NH 4 -N Soil extract mg/l NH 4 -N <also UM N/P> < 0.01 mg/l mg/l NH 4 -N Water / Wastewater / mg/l NH 4 -N Soil extract mg/l NH 4 -N <wide-range GD cell> <also UM N/P> 0.05 mg/l mg/l NH 4 -N Kjeldahl digest mg/l NH 4 -N <combination manifold mg/l NH 4 -N Kjeldahl / Water...> 0.05 mg/l mg/l NH 4 -N Kjeldahl digest mg/l NH 4 -N <wide-range GD cell> <combination manifold Kjeldahl / Water...> Borate Azomethine H < 0.1 mg/l mg/l B Water /Soil extract mg/l B Calcium o-cresolphtalein-komplexon < 0.05 mg/l mg/l Ca Water / Wastewater mg/l Ca mg/l Ca mg/l Ca Chloride Hg-thiocyanate / Fe(III) ISO < 0.5 mg/l mg/l Cl - Water / Wastewater / mg/l Cl - Soil extract mg/l Cl mg/l Cl - Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 1

2 Chloride Normal dialysis Hg-thiocyanate / Fe(III) ISO mg/l mg/l Cl - Water / Wastewater / mg/l Cl - Soil extract / mg/l Cl - Food extract mg/l Cl - Chloride High sensitivity dialysis for rmatrix removal; Hg-thiocyanate / Fe(III) DIN EN ISO mg/l mg/l Cl - Water / Wastewater / mg/l Cl - Soil extract / Food extract Chlorine, free N,N-Diethyl-1,4-phenylenediamine DIN EN ISO mg/l mg/l Cl 2 Water Chlorine, total Potassium iodide / DIN EN ISO 7393 N,N-Diethyl-1,4-phenylenediamine 0,1 mg/l mg/l Cl 2 Water Chromium(VI) Diphenylcarbazide ISO mg/l mg/l Cr(VI) Water mg/l Cr(VI) mg/l Cr(VI) mg/l mg/l Cr(VI) (20 mm cuvette) Cyanide Pyridine-4-carbonic acid / ISO Dimethylbarbituric acid mg/l mg/l CN - Water / Wastewater / mg/l CN - Soil extract <distilled samples> Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 2

3 Free Digestion at ph = 3.8; ISO Cyanide Gas transfer with enrichment; Pyridine-4-carbonic acid / 1,3-Dimethylbarbituric acid mg/l mg/l FCN Water / Wastewater / mg/l FCN Soil extract mg/l FCN Total UV- + hydrolyt. digestion; ISO Cyanide Gas transfer with enrichment; Pyridine-4-carbonic acid / 1,3-Dimethylbarbituric acid mg/l mg/l TCN Water / Wastewater / mg/l TCN Soil extract mg/l TCN Formaldehyde Acetylacetone anal. DIN EN mg/l mg/l HCHO Water / mg/l HCHO Absorption liquid Hydrazine Dimethylaminobenzaldehyde anal. DIN Part mg/l mg/l Hy. Water / mg/l Hy. Process liquid of power plants Total Iron Ascorbic acid / FerroZine anal. DIN Part mg/l mg/l Fe t Water / Wastewater mg/l Fe t Iron(II) FerroZine anal. DIN Part mg/l mg/l Fe 2+ Water / Wastewater mg/l Fe 2+ Magnesium Xylidyl blue mg/l mg/l Mg Water / Wastewater / mg/l Mg Soil extract mg/l Mg mg/l Mg Manganese Pyridyl-azo-Naphthol (PAN) 0.01 mg/l mg/l Mn 2+ Water mg/l Mn 2+ Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 3

4 Nitrate Cd / Sulfanilamide / NED ISO mg/l mg/l NO 3 -N Water / Wastewater / mg/l NO 3 -N Soil extract mg/l NO 3 -N <also UM N/P> Nitrate Normal dialysis ISO Cd / Sulfanilamide / NED 0.04 mg/l mg/l NO 3 -N Water / Wastewater / mg/l NO 3 -N Soil extract / mg/l NO 3 -N Food extract Nitrate High-sensitivity dialysis Cd / Sulfanilamide / NED ISO mg/l mg/l NO 3 -N Water / Wastewater / mg/l NO 3 -N Soil extract Nitrite Sulfanilamide / NED ISO mg/l mg/l NO 2 -N Water / Wastewater / mg/l NO 2 -N Soil extract mg/l NO 2 -N <also UM N/P> Nitrite Normal dialysis ISO Sulfanilamide / NED mg/l mg/l NO 2 -N Water / Wastewater / mg/l NO 2 -N Soil extract / mg/l NO 2 -N Food extract Nitrite High-sensitivity dialysis ISO Sulfanilamide / NED mg/l mg/l NO 2 -N Water / Wastewater / mg/l NO 2 -N Soil extract Total Two-stage oxidative EN ISO Nitrogen digestion to nitrate 0.05 mg/l mg/l TN Water / Wastewater / mg/l TN Soil extract Organic acids Hydroxamate after esterification 3 mg/l g/l Acetic acid Water / Wastewater g/l Acetic acid Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 4

5 Orthophosphate Phosphomolybdenum blue ISO mg/l mg/l o-po 4 -P Water / Wastewater / mg/l o-po 4 -P Soil extract mg/l o-po 4 -P <also UM N/P> mg/l mg/l o-po 4 -P Water / Wastewater / mg/l o-po 4 -P <combination with total phosphorus> mg/l mg/l o-po 4 -P Water / Wastewater mg/l o-po 4 -P <reduction with mg/l o-po 4 -P ascorbic acid at 60 C> 0.01 mg/l mg/l o-po 4 -P Water / Wastewater / mg/l o-po 4 -P <combination with total phosphorus> ascorbic acid method> Orthophosphate Phosphomolybd. blue (PMB) DIN EN ISO with solid-phase enrichment of PMB mg/l mg/l o-po 4 -P Drinking water / mg/l o-po 4 -P Surface water Phenol Index Polymethine dye DIN EN ISO with liquid/liquid extraction mg/l mg/l Phenol Water / Wastewater mg/l Phenol Without liquid/liquid extraction 0.01 mg/l mg/l Phenol Destillates mg/l Phenol Total Oxidative + hydrolytic ISO Phosphor digestion to orthophosphate phosphomolybdenum blue 0.05 mg/l mg/l TP Water / Wastewater / mg/l TP Soil extract Total Oxidative + hydrolytic ISO Phosphor digestion to orthophosphate with solid-phase enrichment of phosphomolybdenum blue mg/l mg/l TP Drinking water / mg/l TP Surface water Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 5

6 Silicate Silicomolybdenum blue ISO mg/l mg/l SiO 2 Water / Wastewater mg/l SiO 2 Silicate Silicomolybdenum blue ISO with thermoreactor (37 / 60 C) 0.08 mg/l (37 C) mg/l SiO 2 Water / Wastewater mg/l (60 C) mg/l SiO mg/l SiO mg/l SiO 2 Sulfate Methylthymol blue ISO mg/l mg/l SO 4 Water / Wastewater mg/l SO 4 Sulfate Turbidimetric (BaSO 4 ) 2 mg/l mg/l SO 4 Water / Wastewater / mg/l SO 4 Soil extract Sulfide Methylene blue anal. DIN Part mg/l mg/l S 2- Water / Wastewater / mg/l S 2- <without H 2 S gas transfer> Sulfide Methylene blue anal. DIN Part 26 0,02 mg/l mg/l S 2- Water / Wastewater / mg/l S 2- <samples processed using LACHAT Micro Dist> Dissolved Sulfide Gas transfer with enrichment; analog DIN Part 26 Methylene blue mg/l mg/l S 2- Water / Wastewater / mg/l S 2- Landfill leachate mg/l S mg/l S 2- Free Sulfite DTNB with gas transfer of SO 2 1 mg/l mg/l FSO 2 Beverages mg/l FSO 2 Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 6

7 Total Sulfite DTNB with dialysis of the detection product 1 mg/l mg/l TSO 2 Beverages mg/l TSO 2 Tensides Methylene blue DIN EN ISO anion. liquid/liquid extraction < 0.02 mg/l mg/l MBAS Water / Wastewater mg/l MBAS Urea Dimethylaminobenzaldehyde 0,005 g/l g/l N Fertilizer g/l N g/l N Remarks In general, two adjacent measurement ranges can be installed without need modifications on the analyser. The of quantitation (Limit of determination) corresponds to C.V. = 10 % (IUPAC Recommendation 1995). Universal Manifold N/P for Water and Soil Analysis Telefon: (0351) / Telefax: (0351) / info@mle-dresden.de 7