Product Introduction

Guangdong Qingchuang Environmental Testing Co., Ltd. currently has 896 CMA certification projects for inspection and testing institutions, including 268 projects for water and wastewater.

Product advantages

The detection data and results are true, objective, and accurate.

Product parameters

Total dissolved solids, iodide, water temperature, flow rate, turbidity PH value (portable pH meter method, glass electrode method), oxidation-reduction potential, conductivity, dissolved oxygen (electrochemical probe method, iodometric method), chromaticity, transparency (lead method, Soxhlet disk method), total alkalinity, total acidity, sulfides (methylene blue spectrophotometric method, iodometric method), sulfates (weight method, barium chromate spectrophotometric method), total salt content, filterable residue, total residue, mineralization, suspended solids, total calcium and magnesium content (total hardness), chlorine dioxide, free chlorine and total chlorine, free chlorine (residual chlorine), chlorides (mercury nitrate titration method, silver nitrate titration method), total chlorine, permanganate index, chemical oxygen demand (rapid digestion method) Photometric method, dichromate method, chlorine gas calibration method), five-day biochemical oxygen demand (BOD5), biochemical oxygen demand (BOD) Ammonia nitrogen (salicylic acid spectrophotometric method, Nessler's reagent spectrophotometric method, distillation neutralization titration method), nitrate nitrogen (ultraviolet spectrophotometric method, phenolic disulfonic acid spectrophotometric method), total nitrogen, elemental phosphorus, elemental phosphorus, phosphate, total phosphorus, nitrite nitrogen, boron (curcumin spectrophotometric method, "Water and Wastewater Monitoring and Analysis Method" (Fourth Edition Supplementary Edition), inductively coupled plasma emission spectroscopy), chlorophyll, chlorophyll-a, fluoride (fluoride reagent spectrophotometric method, ion selective electrode method, zirconium Alizarin sulfonate visual colorimetric method), cyanide compounds, anionic surfactants, butyl xanthan acid, benzene derivatives (6 items), acrylonitrile, volatile organic compounds (VOCs) 54 items), volatile phenols (4-aminoantipyrine spectrophotometric method, bromination capacity method), phenolic compounds (14 items), nitrobenzene compounds (9 items) Nitrobenzene compounds (23 items), aniline compounds (20 items), volatile petroleum hydrocarbons (C6-C9) Turpentine (blowdown capture gas chromatography-mass spectrometry, gas chromatography), formaldehyde, petroleum, animal and vegetable oils, hexavalent chromium, total mercury, total chromium (determination of total chromium, inductively coupled plasma emission spectrometry), barium (flame atomic absorption spectrophotometry, flame atomic absorption spectrophotometry, inductively coupled plasma emission spectrometry), arsenic (silver diethyldithiocarbamate spectrophotometry, atomic fluorescence spectrometry, inductively coupled plasma emission spectrometry), selenium (atomic fluorescence spectrometry, graphite furnace atomic absorption spectrophotometry, graphite furnace atomic absorption spectrophotometry, inductively coupled plasma emission spectrometry), calcium (atomic absorption spectrophotometry, inductively coupled plasma emission spectrometry) Plasma emission spectroscopy), sodium (flame atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy) Potassium (flame atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy), iron (flame atomic absorption spectrophotometry, ortho phenanthroline spectrophotometry, inductively coupled plasma emission spectroscopy), lead (atomic absorption spectrophotometry, dithizone spectrophotometry, inductively coupled plasma emission spectroscopy), bismuth (atomic fluorescence spectrometry, inductively coupled plasma emission spectroscopy), beryllium (graphite furnace atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy), copper (atomic absorption spectrophotometry, 2,9-dimethyl-1,10-phenanthroline spectrophotometry, inductively coupled plasma emission spectroscopy), aluminum (indirect flame atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy) Chromium Silver (flame atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy), zinc (atomic absorption spectrophotometry, dithizone spectrophotometry, inductively coupled plasma emission spectroscopy), antimony (atomic fluorescence spectrometry, inductively coupled plasma emission spectroscopy), manganese (flame atomic absorption spectrophotometry, formaldehyde oxime spectrophotometry, inductively coupled plasma emission spectroscopy), magnesium (atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy), cadmium (atomic absorption spectrophotometry, dithizone spectrophotometry, inductively coupled plasma emission spectroscopy), nickel (diketone oxime spectrophotometry, flame atomic absorption spectrophotometry, inductively coupled plasma emission spectroscopy)) Fecal coliforms (detection methods for fecal coliforms in medical institution sewage and sludge, multi tube fermentation method and membrane filtration method, paper rapid method, multi tube fermentation method, membrane filtration method), total coliforms (multi tube fermentation method, paper rapid method), total bacterial count ("Water and Wastewater Monitoring and Analysis Method" (fourth edition supplement), petri dish counting method), total cobalt (flame atomic absorption spectrophotometry, graphite furnace atomic absorption spectrophotometry), silicon, sulfur, phosphorus, vanadium, titanium, cobalt, molybdenum, lithium, zirconium, tin, strontium, extractable petroleum hydrocarbons (C10-C40), turbidity, free residual chlorine, petroleum, antimony (flame atomic absorption spectrophotometry) Graphite furnace atomic absorption spectrophotometry

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