Determinant | Unit | Method | Method number | |
1 2 3 4 5 6 7 8 | Aluminum Arsenic Copper Iron Manganese Sodium Uranium Zinc | mg/L | Determined either by atomic absorption spectroscopy or inductively coupled plasma optical emission spectroscopy (ICP-OES) | ICP1 |
9 10 11 12 | Ammonia Chloride Nitrate and nitrite Sulfate | mg/L | Determined by colorimetric method on a discrete analyser | GL 7-1 GL 7-5 GL 7-2 GL 7-4 |
13 | Color | mg/L Pt | Determined with colorimeter | WL4* |
14 15 | Cyanide recoverable Orthophosphate | mg/L | Determined by colorimetric method on a continuous flow analyser | CFA-1D*
CFA-1B* |
16 | Electrical conductivity | mS/m | Determined with electrode | WL2 |
17 | pH | pH units | Determined with electrode | WL1 |
18 | Total chlorophyll | µg/L | Determined by Sartory’s extraction method [9] | AL2 |
19 | Total organic carbon | mg/L | Determined by a persulfate-ultraviolet oxidation method | AAL5 |
20 | Turbidity | NTU | Determined with turbidity meter | WL3 |