High Quality EDTA ZINC 99.99% WHITE CRYSTALLINE POWDER CAS:14025-21-9

Hot selling high-quality ethylene diamine tetraacetic acd (EDTA)

Physical and chemical properties:
White odorless, tasteless, colorless crystalline powder, melting point 250 ℃ (decomposition). It is insoluble in ethnl and general organic solvents, slightly soluble in cold water, and soluble in aqueous solutions of sodium hydroxide, sodium carbonate and ammonia. It can be soluble in more than 5% inorganic acd, ammonia water and 160 phr boiling water. Its alkali metal salt is soluble in water.

purpose:
EDTA is an important complexing agent. EDTA has a wide range of uses. It can be used as bleaching fixer, dyeing aid, fiber treatment aid, cosmetic additive, blood anticoagulant, detergent, stabilizer, synthetic rubber polymerization initiator for the processing of color photosensitive materials. EDTA is a representative material of chelating agent. It can form stable water-soluble complexes with alkaline earth metals, rare earth elements and transition metals. In addition to sodium salt, there are ammonium salt, iron, magnesium, calcium, copper, manganese, zinc, cobalt, aluminum and other salts, which have different uses. In addition, EDTA can also be used to rapidly excrete harmful radioactive metals from the human body to detoxify them. It is also a water treatment agent. EDTA is also an important indicator, but it is used to titrate metal nickel, copper, etc. When used, it should be used together with ammonia to play the role of indicator.