Zinc sulfate Heptahydrate

Chinese alias

Alum; Zinc alum; Zinc sulfate (medicinal); Zinc sulfate, heptahydrate; Zinc sulfate heptahydrate; Zinc sulfate hexahydrate; Zinc sulfate hydrate

English alias

Zinc sulfate,heptahydrate; Zinc Sulphat; Heptahydrate; sulfuricacid,zincsat (1:1),heptahydrate; whitevitriol(heptahydrate); zincsulfate(1:1)heptahydrate; Zincsulfateheptahydrate(1:1:7); Zinesulfate,medicinal; SALT OF VITRIOL; SULFURIC ACID ZINC SALT HEPTAHYDRATE; ZINC SULFATE, 7-HYDRATE; ZINC SULFATE, HYDROUS; ZINC SULPHATE 7H20; ZINC SULPHATE HEPTAHYDRATE; ZINC VITRIOL HEPTAHYDRATE; ZINC SULFATE HEPTA; ZINC SULPHATE HEPTA

CAS No. 7446-20-0

Molecular formula ZnSO4 · 7 (H2O)

Molecular weight 287.55

Melting point 100 ℃

Density 1.957

Water solubility 960 g/L

Physical and chemical properties

Properties Colorless rhombic system prismatic crystal.

Solubility Easily soluble in water. Slightly soluble in alcohol and glycerol.

Purpose

Used as a mordant, wood preservative, bleaching agent in the paper industry, as well as in medicine, man-made fibers, electrolysis, electroplating, pesticides, and the production of zinc salts

Safety terminology

S22:; S26:; S39:;

S46:; S60:; S61:;

Risk terminology

R22:; R41:;

R50/53:;

Dangerous goods sign

Xn:Harmful; N:Dangerous for the environment