供应TwinTW-HEDP用于阻垢缓蚀剂的羟基乙叉二膦酸

CAS No. 2809-21-4

Molecular Formula: C2H8O7P2 Molecular weight: 206.02

HS NO: 2931900090

UN NO. 3265

Properties:

is crystal powder, suitable for usage in winter and freezing districts. Because of its high purity, it can be used as cleaning agent in electronic fields and as additives in daily chemicals.

Specification: Items Index Appearance White crystal powder Active content (HEDP)% 90.0min Phosphorous acid (as PO33-)% 0.8 max Phosphoric acid (asPO43- )% 0.5 max Chloride (as Cl-) ppm 100.0max pH (1% solution) 2.0 max Fe，mg/L 5.0 max Usage:

is used as scale and corrosion inhibition in circulating cool water system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, is used as detergent for metal and nonmetal. In dyeing industry, is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, is used as chelating agent. Usually, is used together with polycarboxylic acid.

Package:

25kg/bag, and can make adjust according to customers’ requirement.