Center Certification & Testing International
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basic introduction
Water is the source of life, and also plays an important role in social and economic development. Water quality testing is an important means to ensure the safety of water quality. ZRLK has CNAS, CMA and qualifications in water quality testing, and has a sampling team to collect water samples strictly in accordance with sampling standards to ensure accurate testing data.
Water quality testing category
■ Drinking water | ■ Municipal water | ■ Pipe network water | ■ Drinking water |
■ Secondary water supply | ■ Self-provided well wate | ■ Pure water | ■ Natural mineral |
■ Groundwater | ■ Laboratory water | ■ Pure water | ■ Surface wate |
■ Seawater | ■ Landscape water | ■ Farmland irrigation water | ■Fishery water |
■ Industrial water | ■ Boiler water | ■ Air conditioning wate | ■Swimming pool water |
■ Ballast water | ■ Cooling water | ■ Reclaimed water | ■ Domestic sewage |
■ Industrial wastewater | ■ Public health testing | ■ Other water quality |
Water quality testing items
Physical and chemical indicators
Total hardness, total dissolved solids, total alkalinity (calculated as CaCO3), etc.;
Inorganic anions
Sulfate, cyanide, fluoride, chloride, boron, bromide, iodide, carbonate (CO32-), selenium, etc.;
Nutrient and organic pollution indicators
Ammonia nitrogen (NH3-N), permanganate index, chemical oxygen demand (CODCr), biochemical oxygen demand (BOD5), nitrate (calculated as N), nitrite (calculated as N), etc.;
metal
Arsenic, mercury, hexavalent chromium, lead, zinc, copper, cadmium, iron, manganese, cobalt, nickel, tellurium, molybdenum, beryllium, barium, potassium, sodium, calcium, magnesium, etc.;
microorganism
Total coliforms and total colonies;
Organic Pollutants
Volatile phenols, organophosphorus pesticides (OPP), organochlorine pesticides (BHC, DDT), polychlorinated biphenyls (PCBs) 28 kinds, volatile organic compounds (VOCs) 54 kinds, semi-volatile organic compounds (SVOCs).
Our advantage
1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.
2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.
3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.
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Water is the source of life, and also plays an important role in social and economic development. Water quality testing is an important means to ensure the safety of water quality.
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