| Accuracy | ≤5% |
| Repeatability | ≤5% |
| Optical Stability | ≤0.001A/10min |
| Remarks | Built-in thermal printer can print current data and stored data. |
| Testing Items | Measuring Range | Measurement Method |
| COD | 10-1000mg/L | Rapid digestion spectrophotometry |
| Ammonia Nitrogen | 0.01-100mg/L | Nessler's reagent spectrophotometry |
| Phosphorus, Total | 0.01-15mg/L | Ammonium molybdate spectrophotometry |
| Nitrogen, Total | 0-10mg/L | Alkaline potassium persulfate digestion ultraviolet spectrophotometry |
| Suspended Solids | 0-100, 100-1000, 1000-4000mg/L | Direct colorimetric method |
| Chlorine, Free | 0-15mg/L | DPD spectrophotometry |
| Chlorine, Total | 0-30mg/L | DPD spectrophotometry |
| Chlorine Dioxide | 0.05-30mg/L | DPD spectrophotometry |
| Air Formaldehyde | 0.05-1.5mg/m3 | Acetylacetone spectrophotometry |
| Formaldehyde in Water | 0.05-10mg/L | Acetylacetone spectrophotometry |
| Textile Formaldehyde | 0.2-30mg/kg | Acetylacetone spectrophotometry |
| Turbidity | 0-1000 NTU | 90° scattering method |
| Chroma | 0.001-500 PCU | Platinum-Cobalt Colorimetry |
| Beer Chroma | 0-50 EBC | Photoelectric colorimetry |
| Heavy Metal Hexavalent Chromium | 0-10mg/L | Spectrophotometry |
| Nitrite | 0-0.2mg/L | Spectrophotometry |
| Nitrite Nitrogen | 0.5-1.0mg/L | Spectrophotometry |
| nitrate Nitrogen | 0.5-10mg/L | Phenol disulfonic acid spectrophotometry |
| Nitrate | 0.5-10mg/L | Phenol disulfonic acid spectrophotometry |
| Permanganate Index | 0.2-10.0mg/L | Potassium permanganate oxidation spectrophotometry |
| Sulfate | 5-100mg/L | Barium chromate spectrophotometry |
| Phosphate | 0.05-20mg/L | Ammonium molybdate spectrophotometry |
| Iron Ion | 0.05-3mg/L | Spectrophotometry |
| Copper Ion | 0.05-3mg/L | Spectrophotometry |
| Lead | 0.05-4.00mg/L | Spectrophotometry |
| Cyanide | 0.0-1.0mg/L | Spectrophotometry |
| Arsenic | 0.05-3.00mg/L | Spectrophotometry |
| Aluminium | 0.0-1.0mg/L | Spectrophotometry |
| Zinc | 0.01-5.0mg/L | Spectrophotometry |
| Manganese | 0.05-5.0mg/L | Spectrophotometry |
| Cadmium | 0-1mg/L | Spectrophotometry |
| Nickel | 0.05-5mg/L | Spectrophotometry |
| Sulfide | 0.0-1.0mg/L | Methylene blue spectrophotometry |
| Volatile Phenol | 0.1-3.0mg/L | Spectrophotometry |
| chloride | 0.0-5.0mg/L | Spectrophotometry |
| Fluoride | 0.0-2.0mg/L | Spectrophotometry |
| Water Hardness | 0-50mg/L | Spectrophotometry |
| External Size | 450x370x190mm |
| Shipping Size | 520x450x300mm |
| Net/Gross Weight (KG) | 9/11.5 |
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