Helium Leak Detector&Liquid Chromatography Instrument Manufacturer

Gas chromatography plays a critically important role in the detection of resin residues in Panax notoginseng saponins. Panax notoginseng saponins serve as the core raw material for cardiovascular and cerebrovascular drugs such as Xueshuantong, and their purification process commonly employs ...

Variations in the concentrations of indium and tin in the etching solution directly affect the etching rate and pattern precision. By determining their contents, the etching conditions can be precisely controlled to avoid incomplete or excessive etching caused by concentration fluctuations, thereby ...

As a non-selective herbicide, the efficacy of glyphosate aqueous solutions is directly correlated with the content of its active ingredient and the corresponding counter-ions forming the salt. If the content of isopropylamine ions or dimethylamine ions in the product fails to meet the specified ...

Bisphenol A (BPA), a chemical widely used in the production of polycarbonate plastics and epoxy resins, is quietly present in numerous everyday items—from mineral water bottles and food can linings to shopping receipts. However, this material, which brings convenience, has been confirmed by research ...

Hexavalent chromium is highly toxic and carcinogenic. It can severely contaminate water bodies and pose significant risks to human health, making it a key pollutant under strict regulatory control in water quality monitoring. HJ1470-2026 "Water Quality — Determination of Hexavalent Chromium — Post...