TEL
Water is the source of life, which also plays a very important role in social and economic development. Water quality testing is an important means to ensure water quality safety. Zhongzheng detection of drinking water and drinking water, drinking natural mineral water, packaging drinking water testing projects have passed the CMA metering certification qualification.
Test items:
| Physical and chemical indexes, heavy metals and organic pollutants | Total hardness, total solubility total solids, total alkalinity (in CaCO3), bromates, sulfate, cyanide, fluoride, chlorides, boron, bromides, iodide, selenium, ammonia nitrogen (NH3-N), permanganate index, Chemical Oxygen Demand (CODCr), Biochemical oxygen demand (BOD5), Nitrates (in N), nitrite (in N), arsenic, mercury, hexavalent chromium, lead, zinc, copper, cadmium, iron, manganese, cobalt, nickel, molybdenum, beryllium, barium, potassium, trichloromethane, carbon tetrachloride, free residual chlorine, chlorine dioxide (ClO2), monoloramine (total chlorine), anion synthetic detergent, volatile phenol, organophosphorus pesticide (OPP), organochlorine pesticide (BHC, DDT), etc.; |
| Microbiology | Total coliform, total colonies, Pseudomonas aeruginosa, coliform, Streptococcus feces |
| Radioactivity indicators | Total α radioactivity, and total β radioactivity |
Agricultural residue detection
Detection of food additives and
Food toxic substances detection
inductively coupled plasma mass（ICP-MS）
Triple four-level rod liquid qu（LC-MS-MS）
Triple four-level rod liquid qu（GC-MS-MS）
