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Summary of recommended analytical methods made in international agreements for surface waters
| Determinand | Analysis method | Agreement |
| BIOTA | ||
| Metals | ||
| Arsenic | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Cadmium | Anodic stripping voltametry | Baltic Sea 1974/92 |
| Cadmium | Atomic absorption spectrometry | Baltic Sea 1974/92 |
| Cadmium | Graphite furnace atomic absorption spectrometry (pulsed-type atomisers) | Baltic Sea 1974/92 |
| Cadmium | Neutron activation analysis | Baltic Sea 1974/92 |
| Cadmium | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Copper | Anodic stripping voltametry | Baltic Sea 1974/92 |
| Copper | Atomic absorption spectrometry | Baltic Sea 1974/92 |
| Copper | Neutron activation analysis | Baltic Sea 1974/92 |
| Copper | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Lead | Anodic stripping voltametry | Baltic Sea 1974/92 |
| Lead | Atomic absorption spectrometry | Baltic Sea 1974/92 |
| Lead | Graphite furnace atomic absorption spectrometry (pulsed-type atomisers) | Baltic Sea 1974/92 |
| Lead | Neutron activation analysis | Baltic Sea 1974/92 |
| Lead | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Mercury | Anodic stripping voltametry | Baltic Sea 1974/92 |
| Mercury | Atomic absorption spectrometry | Baltic Sea 1974/92 |
| Mercury | Cold vapour atomic absorption spectrometry at 253.7 nm | Baltic Sea 1974/92 |
| Mercury | Neutron activation analysis | Baltic Sea 1974/92 |
| Mercury | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Zinc | Anodic stripping voltametry | Baltic Sea 1974/92 |
| Zinc | Atomic absorption spectrometry | Baltic Sea 1974/92 |
| Zinc | Neutron activation analysis | Baltic Sea 1974/92 |
| Zinc | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Synthetic organic substances | ||
| Chlordane | Gas liquid chromatography/EC detector | Baltic Sea 1974/92 |
| Chlordane | Not specified | Baltic Sea 1974/92 |
| Chlordane | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| DDD | Gas liquid chromatography/EC detector (63Ni) | Baltic Sea 1974/92 |
| DDE | Gas liquid chromatography/EC detector (63Ni) | Baltic Sea 1974/92 |
| DDT | Gas liquid chromatography/EC detector (63Ni) | Baltic Sea 1974/92 |
| DDT | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Dibenzofurans | Not specified | Baltic Sea 1974/92 |
| Dieldrin | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Dioxins | Not specified | Baltic Sea 1974/92 |
| Dioxins | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| HCH | Gas liquid chromatography/EC detector (63Ni) | Baltic Sea 1974/92 |
| HCH | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Hexachlorobenzene | Gas liquid chromatography/EC detector (63Ni) | Baltic Sea 1974/92 |
| Organo-tin | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PAH | Not specified | Baltic Sea 1974/92 |
| PAH | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| PBB | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PBDE | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PCB | Gas liquid chromatography/EC detector (63Ni) | Baltic Sea 1974/92 |
| PCB | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PCC | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Polychlorinated camphenes | Not specified | Baltic Sea 1974/92 |
| Radioactivity | ||
| Radioactivity | Not specified | Co-operation with Bulgaria 1991 |
| Biological | ||
| Ecotox test | Not specified | Co-operation with Bulgaria 1991 |
| Benthic fauna | Pantle-Puck | Regensburg Danube 1987 |
| Fish | Not specified | Co-operation with Bulgaria 1991 NSTF 1987 |
| Microbiological | Acriding Orange direct count (AODC) | Baltic Sea 1974/92 |
| Microbiological | Pour plate method | Baltic Sea 1974/92 |
| Microbiological | Tritiated Thymidine Incorporation | Baltic Sea 1974/92 |
| Planktonic flora | Annual mean values (see formulae) | Baltic Sea 1974/92 |
| Planktonic flora | Fluorometer | Baltic Sea 1974/92 |
| Planktonic flora | Radioactivity uptake followed by Geiger counting | Baltic Sea 1974/92 |
| Planktonic flora | Not specified | Water economy 1956 |
| Planktonic flora | Radioactivity uptake followed by scintillation counter | Baltic Sea 1974/92 |
| Planktonic flora | Spectrophotometer | Baltic Sea 1974/92 |
| Phytoplankton | Centrifugation or sedimentation, qualitative and quantitative microscopic evaluation of autotrophes | Elbe 1990 (1993) |
| SEDIMENT | ||
| Metals | ||
| Arsenic | Not specified | Water economy 1956 |
| Arsenic | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Cadmium | Not specified | Water economy 1956 |
| Cadmium | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Chromium | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Copper | Not specified | Water economy 1956 |
| Copper | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Lead | Not specified | Water economy 1956 |
| Lead | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Mercury | Not specified | Water economy 1956 |
| Mercury | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Nickel | Not specified | Water economy 1956 |
| Nickel | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Zinc | Not specified | Water economy 1956 |
| Zinc | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Synthetic organic substances | ||
| Chlordane | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| DDT | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Dieldrin | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Dioxins | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Organo-tin | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PAH | Not specified | Water economy 1956 |
| PAH | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PBB | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| PBDE | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PCB | Not specified | Water economy 1956 |
| PCB | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PCC | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Biological | ||
| Benthic fauna | Not specified | Baltic Sea 1974/92 |
| Benthic fauna | Saprobic Index (DIN 38 410, parts 1 and 2) | Elbe 1990 (1993) |
| Benthic fauna | Weighing | Baltic Sea 1974/92 |
| WATER | ||
| Physico-chemical parameters | ||
| Alkalinity | Acid capacity to pH 4.5 (CSN 83 0530/12); to pH 4.3 (DIN 38 409/7) | Elbe 1990 (1993) |
| Alkalinity | Titration (Gripenberg - standard acid addition method) | Baltic Sea 1974/92 |
| Alkalinity | Methyl orange titration | Regensburg Danube 1987 |
| Bicarbonate | Calculation | Regensburg Danube 1987 |
| Bicarbonate | Not specified | Water economy 1956 |
| Colour | Filtration - Spectral absorption coefficient at 254 nm (CSN 75 7360; DIN 38 404-C3) | Elbe 1990 (1993) |
| Conductivity | Electrometrically | Regensburg Danube 1987 |
| Conductivity | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Conductivity | Measure within 24h - Electrometrically with platinum cell (CSN 83 0530/10; DIN 38 404-C8) | Elbe 1990 (1993) |
| Conductivity | Electrometrically with platinum cell (DIN 38 404-C8; NF T 90 031) | Rhine 1993 |
| Density | Calculated from temperature and salinity | Baltic Sea 1974/92 |
| Detergents | Not specified | Co-operation with Bulgaria 1991 |
| Hardness | Complexometrically - EDTA | Regensburg Danube 1987 |
| Hardness | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| pH | Electrometrically with glass electrode | Baltic Sea 1974/92 |
| pH | Electrometrically | Regensburg Danube 1987 |
| pH | Not specified | Regensburg Danube 1987 Co-operation with Bulgaria 1991 |
| pH | Measure within 24h -Electrometrically with glass electrode (CSN 83 0530/4; DIN 38 404-C5) | Elbe 1990 (1993) |
| pH | pH sensors | Baltic Sea 1974/92 |
| pH | Electrometrically with glass electrode (DIN 38 404-C5; NF T 90 008) | Rhine 1993 |
| Salinity | Salinometer | Baltic Sea 1974/92 |
| Suspended solids | Gravimetrically | Regensburg Danube 1987 |
| Suspended solids | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Suspended solids | Filtration , drying at 105 o C (CSN 83 0530/9 C; DIN 38 409-H2) | Elbe 1990 (1993) |
| Temperature | Conductivity-temperature-depth (CTD) | Baltic Sea 1974/92 |
| Temperature | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Temperature | Precision mercury thermometer; or Electrometrically with resistivity thermometer (CSN 83 0530/3; DIN 38 404-C4-1,2) | Elbe 1990 (1993) |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Temperature | Reversing thermometer | Baltic Sea 1974/92 |
| Temperature | Precision mercury thermometer; or Electrometrically with resistivity thermometer (DIN 38 404-C4-2) | Rhine 1993 |
| Turbidity | Not specified | Co-operation with Bulgaria 1991 |
| Turbidity | Secchi disk | Regensburg Danube 1987 |
| Organic Pollution Indicators | ||
| BOD | Not specified | Water economy Mura 1954 Water economy 1956 |
| BOD | Unfiltered - BOD 21 , without inoculation, without inhibition of nitrification, aeration, dilution method (CSN 83 0530/37A; DIN 38 409-H52) | Elbe 1990 (1993) |
| BOD | Without inhibition of nitrification | Water economy 1956 |
| COD | Dichromate method | Bucharest Danube 1985 |
| COD | Kubel method - KMnO4 | Regensburg Danube 1987 |
| COD | Permanganate method | Bucharest Danube 1985 |
| COD | Not specified | Water economy Mura 1954 Water economy 1956 Co-operation with Bulgaria 1991 |
| COD | Unfiltered - Dichromate method (CSN 83 0530/29B; DIN 38 409-H41) | Elbe 1990 (1993) |
| COD | Solution K2Cr2O7 | Regensburg Danube 1987 |
| Dissolved organic carbon (DOC) | Filtration 0.45 µm - Catalytic (high temperature) oxidation, IR-spectrophotometry (CSN 757516; ISO 8245; DIN 38 409-H3-1) | Elbe 1990 (1993) |
| Dissolved organic carbon (DOC) | Filtration 0.45 µm - Catalytic (high temperature) oxidation, IR-spectrophotometry (DIN 38 409-H3); or Na-peroxydidulphate/UV oxidation, IR-spectrophotometry | Rhine 1993 |
| Dissolved oxygen | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Dissolved oxygen | On-site determination or fixing - Electrometrically with oxygen probe or Winkler method (CSN 83 0530/11B; DIN 38 408-G22 or G21) | Elbe 1990 (1993) |
| Dissolved oxygen | Electrometrically (EN 25814; DIN 38 408-G22) | Rhine 1993 |
| Dissolved oxygen | Oxygen sensor | Baltic Sea 1974/92 |
| Dissolved oxygen | Winkler's method- sodium azide | Regensburg Danube 1987 Baltic Sea 1974/92 |
| Total organic carbon (TOC) | Catalytic (high temperature) oxidation, IR-spectrophotometry (CSN 757516; ISO 8245; DIN 38 409-H3-1) | Elbe 1990 (1993) |
| Total organic carbon (TOC) | Separate analysis in water and suspended solids: Catalytic (high temperature) oxidation, IR-spectrophotometry (DIN 38 409-H3); or Na-peroxydidulphate/uv oxidation, IR-spectrophotometry | Rhine 1993 |
| Nutrients | ||
| Ammonia | Method intercalibrated at the BIW | Baltic Sea 1974/92 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Ammonia | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Ammonia | Filtration, centrifugation or decanting - Photometric determination - Nessler reagent/indophenol blue (CSN 83 0530/26B; DIN 38 406-E5-1) | Elbe 1990 (1993) |
| Ammonia | Ion-sensitive electrode; or NH 3 gas exchange/FIA/ AA; or Salicylate/indophenol blue AA (DIN 38 406-E5-1) | Rhine 1993 |
| Nitrate | Filtration, centrifugation or decanting - Photometric - Na-salicylate method; or Catalytic (Cd) reduction, Isotacho-phoresis/UV-spectrophotometry at 220 nm (CSN 83 0530/25; DIN 38 405-D9); or Ion chromatography (DIN 38 405-D19) | Elbe 1990 (1993) |
| Nitrate | Ion-sensitive electrode; or Reduction to nitrite/ sulphanilamide absorption photometry; or Ion chromatography (DIN 38 405-D19) | Rhine 1993 |
| Nitrite | Filtration, centrifugation or decanting - Photometric determination - sulphanilic acid/sulphanilamide and N-(1-Naphthyl)-ethylenediamine, isotachophoresis (CSN 83 0530/24; DIN 38 405-D10); or Ion chromatography (DIN 38 405-D19) | Elbe 1990 (1993) |
| Nitrogen (total) | Digestion | Baltic Sea 1974/92 |
| Nitrogen (total) | Method intercalibrated at the BIW | Baltic Sea 1974/92 |
| Nitrogen (total) | Not specified | Water economy 1956 Protection Lake Constance 1960 Co-operation with Bulgaria 1991 |
| Nitrogen (total) | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Nitrogen (total) | Peroxydisulphate oxidation - nitrate determination | Baltic Sea 1974/92 |
| Nitrogen (total) | Addition of individual N-components; or Persulphate oxidation - NO 3 determination; or Oxidative, thermal-catalytic conversion (NO/NO 2 ), photometric chemoluminescence detection | Rhine 1993 |
| ortho-Phosphate-P | Filtration, centrifugation or decanting - isotachophoresis, ammonium molybdate/absorption photometry (CSN 83 0530/22A; DIN 38 405-D11-1) | Elbe 1990 (1993) |
| ortho-Phosphate-P | Ammonium molybdate/absorption photometry (DIN 38 405-D11-1; NF T 90-023) | Rhine 1993 |
| Phosphorus (total) | Digestion | Baltic Sea 1974/92 |
| Phosphorus (total) | Method intercalibrated at the BIW | Baltic Sea 1974/92 |
| Phosphorus (total) | Not specified | Water economy Mura 1954 Water economy 1956 Co-operation with Bulgaria 1991 |
| Phosphorus (total) | Mineralisation with Peroxydisulphate, H 2 O 2 /H 2 SO 4 ; or Koroleff method; or DIN 38 405-D11-4; photometric PO 4 determination or ion chromatography | Elbe 1990 (1993) |
| Phosphorus (total) | Separate analysis in water and suspended solids (SS): Digestion, ammonium molybdate/ absorption photometry (DIN 38 405-D11-4; NF T 90-023); or ICP (SS) | Rhine 1993 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Major Anions/Cations | ||
| Barium | Not specified | Co-operation with Bulgaria 1991 |
| Boron | Not specified | Co-operation with Bulgaria 1991 |
| Calcium | Complexometrically - EDTA | Regensburg Danube 1987 |
| Calcium | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Calcium | Acidification/digestion, AAS; or Complexometric 2-step (Ca/Mg) titration (CSN 83 0530/17; DIN 38 406-E3-3); or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Calcium | Complexometric (EDTA) titration (DIN 38 406-E3-2); or Flame-AAS (NEN 6446) | Rhine 1993 |
| Magnesium | Calculation | Water economy 1956 Regensburg Danube 1987 Co-operation with Bulgaria 1991 |
| Magnesium | AAS; or Complexometric 2-step (Ca/Mg) titration (CSN 83 0530/17; DIN 38 406-E3-3); or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Magnesium | Complexometric (EDTA) titration (DIN 38 406-E3-3); or Flame-AAS (NEN 6446); or ICP/AES | Rhine 1993 |
| Chloride | Mercury nitrate titration | Regensburg Danube 1987 |
| Chloride | Mohr method | Regensburg Danube 1987 |
| Chloride | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Chloride | Filtration, centrifugation or decanting - Silver nitrate or mercury nitrate titration (CSN 83 0530/20; DIN 38 405-D1-2); or Ion chromatography (DIN 38 405-D19) | Elbe 1990 (1993) |
| Chloride | Ion-selective electrode; or Reaction with Hg-Ag-thiocyanate, Fe(III) absorption photometry; or Silver nitrate titration (DIN 38 405-D1-2; NF T 90-014); or Ion chromatography (DIN 38 405-D19) | Rhine 1993 |
| Cyanide | Not specified | Co-operation with Bulgaria 1991 |
| Fluoride | Not specified | Co-operation with Bulgaria 1991 |
| Potassium | Not specified | Water economy 1956 |
| Potassium | Flame photometry (CSN 83 0530/19; DIN 38 406-E13); or IPC-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Potassium | ICP-AES; or Emission flame photometry (DEV E14-2; NEN 6442) | Rhine 1993 |
| Residual chlorine | Not specified | Co-operation with Bulgaria 1991 |
| Silicon | Ascorbic acid method | Baltic Sea 1974/92 |
| Silicon | Method intercalibrated at the BIW | Baltic Sea 1974/92 |
| Silicate | Ammonium molybdate/ascorbic acid absorption photometry (DIN38 405-D21); or Colorimetry (Merck Spectroquant method) | Rhine 1993 |
| Sodium | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Sodium | Flame photometry (CSN 83 0530/18; DIN 38 406-E14); or IPC-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Sodium | ICP-AES; or Emission flame photometry (DEV E14-2; NEN 6442) | Rhine 1993 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Sulphate | Complexometrically - EDTA | Regensburg Danube 1987 |
| Sulphate | Gravimetrically - BaCl 2 | Regensburg Danube 1987 |
| Sulphate | Not specified | Water economy 1956 Regensburg Danube 1987 |
| Sulphate | Gravimetrically - BaCl 2 ; or EDTA titration; or isotachometry (CSN 83 0530/16; DIN 38 405-D5-1); or Ion chromatography (DIN 38 405-D19) | Elbe 1990 (1993) |
| Sulphate | Ion chromatography (DIN 38 405-D19); or Methylthymol blue/absorption photometry; or Nephelometrically - BaSO 4 (NF T 90-009) | Rhine 1993 |
| Sulphate | Volumetrically - dithizone | Regensburg Danube 1987 |
| Total salts | Gravimetrically | Regensburg Danube 1987 |
| Total salts | Sum of dissolved ions | Regensburg Danube 1987 |
| Total salts | Conductimetry | Regensburg Danube 1987 |
| Metals | ||
| Arsenic | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Arsenic | Acidification /digestion, ETA-AAS/Hydride-AAS (DIN 38 405-D18) | Elbe 1990 (1993) |
| Arsenic | Separate analysis in water and suspended solids: Hydride-AAS (DIN 38 405-D18); or Graphite furnace-AAS (NEN 6457); or ICP-AES | Rhine 1993 |
| Cadmium | Not specified | Water economy 1956 Baltic Sea 1974/92 Co-operation with Bulgaria 1991 |
| Cadmium | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Cadmium | Flame-AAS (CSN 83 0530/42 B); or Flameless AAS (DIN 38 406-E19) | Elbe 1990 (1993) |
| Cadmium | Separate analysis in water and suspended solids: Graphite furnace-AAS DIN 38 406-E19-2 or 3; NEN 6458); or ICP-AES | Rhine 1993 |
| Chromium | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Chromium | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Chromium | ETA-AAS; or Flameless-AAS (CSN 83 0530/45); or APDC complexation/flameless-AAS; or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Chromium | Separate analysis in water and suspended solids: Graphite furnace-AAS DIN 38 406-E10-2; NEN 6444); or ICP-AES | Rhine 1993 |
| Copper | Anodic stripping voltametry | Baltic Sea 1974/92 |
| Copper | Atomic absorption spectrometry (AAS) (graphite furnace or flame) | Baltic Sea 1974/92 |
| Copper | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Copper | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Copper | Flame-AAS or flameless-AAS (CSN 83 0530/39); or APDC complexation/flameless AAS (DIN 38 406-E-7-1); or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Copper | Separate analysis in water and suspended solids: Graphite furnace-AAS (DIN 38 406-E7-2; NEN 6454); or ICP-AES | Rhine 1993 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Iron | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Iron | Flame-AAS after pre-concentration; or ICP-MS (CSN 83 0530/27 B; DIN 38 406-E22) | Elbe 1990 (1993) |
| Iron | Separate analysis in water and suspended solids: Flame-AAS (DIN 38 406-E7-1); or ICP-AES | Rhine 1993 |
| Lead | Not specified | Water economy 1956 Baltic Sea 1974/92 Co-operation with Bulgaria 1991 |
| Lead | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Lead | ETA-AAS; or Flame-AAS (CSN 83 0530/44); or Graphite furnace-AAS (DIN 38 406-E6-3); or APDC complexation/flameless AAS; or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Lead | Separate analysis in water and suspended solids: Graphite furnace-AAS (DIN 38 406-E19-2; NEN 6458); or ICP-AES | Rhine 1993 |
| Manganese | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Manganese | Flame-AAS CSN 83 0530/28 B); or IPC-MS ( (DIN 38 406-E22) | Elbe 1990 (1993) |
| Manganese | Separate analysis in water and suspended solids: Graphite furnace or flame AAS (DIN 38 406-E7-1); or ICP-AES | Rhine 1993 |
| Mercury | Collection on gold followed by cold vapour AAS | Baltic Sea 1974/92 |
| Mercury | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Mercury | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Mercury | Mercurimetry; or AAS - cold vapour method (CSN 83 0530/43; DIN 38406-E12); or IPC-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Mercury | Separate analysis in water and suspended solids: AAS - cold vapour method (DIN 38 406-E12-3; NEN 6445) | Rhine 1993 |
| Nickel | Separate analysis in water and suspended solids: Graphite furnace-AAS (DIN 38 406-E11-2; NEN 6430) | Rhine 1993 |
| Nickel | ETA-AAS; or Flame-AAS (CSN 83 0530/46); or Graphite furnace-AAS (DIN 38 406-E11-2); or APDC complexation/flameless-AAS; or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
| Selenium | Not specified | Co-operation with Bulgaria 1991 |
| Silver | Not specified | Co-operation with Bulgaria 1991 |
| Zinc | Not specified | Water economy 1956 Baltic Sea 1974/92 Co-operation with Bulgaria 1991 |
| Zinc | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Zinc | Separate analysis in water and suspended solids: Flame-AAS (DIN 38 406-E8-1); or AAS - cold vapour method; or ICP-AES | Rhine 1993 |
| Zinc | Acidification/digestion of unfiltered sample, flame-AAS after pre-concentration or flameless AAS (CSN 83 0530/41; DIN 38 406-E8-1); or ICP-MS (DIN 38 406-E22) | Elbe 1990 (1993) |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Biological | ||
| Chlorophyll-a | Determination within 8 h of sampling - Extraction of filter residue, spectro-photometric determination (ISO 10 260) | Elbe 1990 (1993) |
| Coliforms | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Coliforms | Endo-agar 37 o C, 24h and 48h count (red colonies only) | Elbe 1990 (1993) |
| Faecal coliforms | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Faecal coliforms | Endo-agar 43 o C, 24h count (red colonies only) | Elbe 1990 (1993) |
| Faecal streptococci | Not specified | Water economy 1956 |
| Salmonella | Not specified | Water economy 1956 |
| Pathogens | Not specified | Co-operation with Bulgaria 1991 |
| Total bacteria | 22 ° C | Water economy 1956 Frontier waters -Czech Republic 1970 Frontier waters -Slovak Republic 1970 |
| Total bacteria | 37 ° C | Frontier waters -Czech Republic 1970 Frontier waters -Slovak Republic 1970 |
| Total bacteria | Not specified | Water economy 1956 |
| Volume | ||
| River Level | Not specified | Rhine-ICH 1989 Co-operation with Bulgaria 1991 |
| Flow | Not specified | Water economy Mura 1954 Water economy 1956 Frontier waters -Slovak Republic 1970 Rhine Convention 1976 Bucharest Danube 1985 Rhine-ICH 1989 Co-operation with Bulgaria 1991 Elbe 1990 (1993) |
| Levels of lake water | Not specified | Water economy 1956 |
| Synthetic organic substances | ||
| AOX | Not specified | Water economy 1956 |
| AOX | Acidification (HNO 3 ) to pH 1-2, then ISO 9562 or DIN 38 409-H 14 | Elbe 1990 (1993) |
| Acid Binding Capacity | Not specified | Water economy 1956 |
| Aliphatic hydrocarbons | Not specified | Water economy 1956 |
| Benzene | Determination in unfiltered sample within 48h - Closed loop stripping or solvent extraction, GC-FID (DIN 38 407-F9-2) | Elbe 1990 (1993) |
| Benzene | Purge and trap/GC-FID | Rhine 1993 |
| Chlorobenzene | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-FID, GC-ECD or GC-MS (DIN (draft) 38 407-F2) | Elbe 1990 (1993) |
| DDT | Not specified | Baltic Sea 1974/92 |
| DDT/DDD/DDE | In suspended solids: Extraction/GC-ECD | Rhine 1993 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Dichlorobenzene | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-FID, GC-ECD or GC-MS (DIN (draft) 38 407-F2) | Elbe 1990 (1993) |
| Dichloroethane | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-FID, GC-ECD or GC-MS (DIN 38 407-F4 or F5) | Elbe 1990 (1993) |
| Dichloroethane | Purge and trap/GC-ECD/FID | Rhine 1993 |
| EDTA | Pre-concentration, derivatisation (butanol/acetyl chloride) GC-NPD | Rhine 1993 |
| HCH | Not specified | Baltic Sea 1974/92 |
| HCH | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| HCH isomers | Determination in unfiltered sample within 48h - Solvent extraction or solid phase extraction, GC-ECD or GC-MS (DIN (draft) 38 407-F2) | Elbe 1990 (1993) |
| HCH isomers | Various methods based on extraction (solid phase or solvent extraction) and GC-ECD, GC-FID or GC-MS) | Rhine 1993 |
| Hexachlorobenzene | Determination in unfiltered sample within 48h - Solvent extraction or solid phase extraction, GC-ECD or GC-MS (DIN (draft) 38 407-F2) | Elbe 1990 (1993) |
| Hexachlorobenzene | In suspended solids: Extraction/GC-ECD | Rhine 1993 |
| Hydrocarbons | Not specified | Co-operation with Bulgaria 1991 |
| Hydrogen sulphide | Colorimetric method | Baltic Sea 1974/92 |
| Hydrogen sulphide | Dilution | Baltic Sea 1974/92 |
| Hydrogen sulphide | Volumetrically | Baltic Sea 1974/92 |
| Methyl-parathion | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Methyl-parathion | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Methyl-parathion | Various methods based on extraction (solid phase or solvent extraction) and GC-NPD or GC-MS | Rhine 1993 |
| NTA | Pre-concentration, derivatisation (butanol/acetyl chloride) GC-NPD | Rhine 1993 |
| Organic carbon | Not specified | Water economy 1956 |
| Organo-tin | Extraction and graphite furnace atomic absorption spectroscopy | Baltic Sea 1974/92 |
| Organo-tin | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| PAH | Not specified | Water economy 1956 |
| PAH | In suspended solids: Extraction/HPLC-fluorescence | Rhine 1993 |
| PCB | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| PCB | Determination in unfiltered sample within 48h - Solvent extraction or solid phase extraction, GC-ECD or GC-MS (DIN (draft) 38 407-F2) | Elbe 1990 (1993) |
| PCB | In suspended solids: Extraction/GC-ECD | Rhine 1993 |
| PCDD+PCDF | In suspended solids: Extraction/GC-MS | Rhine 1993 |
| Pentachlorophenol | Determination in unfiltered sample within 48h - Derivatisation (acetanhydryde) GC-MS; or Acidification/petroleum ether/acetic acid ester extraction, GC-ECD | Elbe 1990 (1993) |
| Pentachlorophenol | Various methods based on extraction, derivatisation, HPLC or GC-MS or GC-ECD | Rhine 1993 |
Table E.8 continued
| Determinand | Analysis method | Agreement |
| Pesticides | Not specified | Co-operation with Bulgaria 1991 |
| Pesticides | 24 specific compounds (and isomers): Various methods based on extraction (solid phase or solvent extraction) and GC-ECD, FID, NPD or MS, or HPLC-UV | Rhine 1993 |
| Petroleum hydrocarbons | UV-spectrofluorometric method | Baltic Sea 1974/92 |
| Phenols | Not specified | Water economy 1956 Co-operation with Bulgaria 1991 |
| Phosphoric acid ester | Determination in unfiltered sample - Solvent extraction, GC-NPD | Elbe 1990 (1993) |
| Tetrachloroethene | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-ECD or GC-MS (DIN 38 407-F4 or F5) | Elbe 1990 (1993) |
| Tetrachloroethene | Purge and trap/GC-ECD | Rhine 1993 |
| Tetrachloromethane | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-ECD or GC-MS (DIN 38 407-F4 or F5) | Elbe 1990 (1993) |
| Tetrachloromethane | Purge and trap/GC-ECD | Rhine 1993 |
| Trichloroethene | Purge and trap/GC-ECD | Rhine 1993 |
| Trichloromethane | Purge and trap/GC-ECD | Rhine 1993 |
| Total tin | Extraction and graphite furnace atomic absorption spectroscopy | Baltic Sea 1974/92 |
| Toluene | Determination in unfiltered sample within 48h - Closed loop stripping or solvent extraction, GC-FID (DIN 38 407-F9-2) | Elbe 1990 (1993) |
| Triazines | As specified in JMP of North Sea Paris (1974) | NSTF 1987 |
| Triazines | Not specified | Water economy 1956 |
| Triazines (atrazine, simazine) | Solvent extraction/GC-NPD ; or Solid phase extraction/GC-MS or HPLC-UV | Rhine 1993 |
| Trichlorobenzene | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-FID, GC-ECD or GC-MS (DIN (draft) 38 407-F2) | Elbe 1990 (1993) |
| Trichlorobenzene | In suspended solids: Extraction/GC-ECD | Rhine 1993 |
| Trichloroethene | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-ECD or GC-MS (DIN 38 407-F4 or F5) | Elbe 1990 (1993) |
| Trichloromethane | Determination in unfiltered sample within 48h - Closed loop stripping, solvent extraction, or solid phase extraction, GC-ECD or GC-MS (DIN 38 407-F4 or F5) | Elbe 1990 (1993) |
| Xylene | Determination in unfiltered sample within 48h - Closed loop stripping or solvent extraction, GC-FID (DIN 38 406-F9-2) | Elbe 1990 (1993) |
| Radioactivity | ||
| Radioactivity-alpha | Bledtionn | Regensburg Danube 1987 |
| Radioactivity-alpha | GM Counter | Regensburg Danube 1987 |
| Radioactivity-alpha | Proportional gas flow counter (argon/methane); or Scintillation counter | Rhine 1993 |
| Radioactivity-beta | Bledtionn | Regensburg Danube 1987 |
| Radioactivity-beta | GM Counter | Regensburg Danube 1987 |
| Radioactivity-beta | Proportional gas flow counter (argon/methane or helium/isobutanol) ; or GM counter | Rhine 1993 |
| Radioactivity | Not specified | Co-operation with Bulgaria 1991 |
| Potassium 40-beta activity | Calculation from Potassium concentration determined by flame-AAS | Rhine 1993 |
| Tritium | Bledtionn | Regensburg Danube 1987 |
| Tritium | Scintillation spectrometry | Rhine 1993 |
| Tritium | GM Counter | Regensburg Danube 1987 |
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