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...

Calcium gluconate is an organic calcium salt widely used in food and pharmaceutical products, primarily for calcium supplementation and the treatment of calcium deficiency. During the processes of oxidation, fermentation, and degradation, glucose can produce a small amount of oxalic acid as a ...

The choline chloride content is a core indicator of choline chloride wettable powder, directly determining the product's application value and safety. When the content meets the specified standard, it ensures that, as a plant growth regulator, choline chloride effectively promotes the transport of ...

Volatile halogenated hydrocarbons are a class of organic compounds characterized by volatility and halogen substituents, commonly found in industrial solvents, refrigerants, fire extinguishing agents, and other applications. These substances can enter the human body through the respiratory system. ...

Aflatoxin B₁ is a highly toxic secondary metabolite produced primarily by Aspergillus flavus and Aspergillus parasiticus. Among the aflatoxin family, it exhibits the strongest toxicity and the widest distribution. It exerts its toxic effects by inhibiting intracellular DNA and RNA synthesis and ...

Acesulfame is a food additive with the chemical name acesulfame potassium, also known as A-K sugar. It appears as a white crystalline powder and is an organic synthetic salt. Its taste is similar to that of cane sugar. It is readily soluble in water and slightly soluble in alcohol. It is the fourth ...

This application describes the determination of sulfate in alanine by Wayeal’s ion chromatography. During the production and purification of alanine, sulfate (SO₄²⁻) is a common impurity. By determining the sulfate content, it is possible to assess whether the product meets the relevant pharmacopoei...