Synonyms:White Vitriol; White Copperas; Zinc Vitriol;

Formula:  ZnSO₄  H₂O;

CAS No.: 7446-19-7;

Appearance: White free flowing powder;

Molecular Weight:179.45;

Content:  98.0%min;

Zn :35.0% min;

WATER INSOLUBLES: 0.1% max;

pH:  4 – 5;

Fe: 0.06% max;

Pb: 0.002% max;

Cd: 0.003% max;

As: 0.005% max;

 

Usage:

Agriculture:  it is used as a micronutrient in fertilizers;

feed:  as nutritional additives and disease-control agent in animal feeds;

industrial: 

as a component of spinning bath in the manufacture of rayon;

as a froth flotation agent;

as the starting material for the manufacture of lithopone (a pigment),

carbamate fungicides,

zinc metal, and many other zinc chemicals;

in textile dyeing;

in electrogalvanizing for zinc plating;

in paper bleaching;

as a water treatment chemical;

as a preservative for wood and leather;