ZINC SULPHATE - Distributor of ZINC SULPHATE

PRODUCT IDENTIFICATION
CAS NO.	7446-20-0
EINECS NO.	231-793-3
FORMULA	ZnSO4.7H2O
MOL WT.	287.55
H.S. CODE	2833.26
TOXICITY	Oral rat LD50: 2150 mg/kg
SYNONYMS	Sulfuric acid, zinc salt (1:1), heptahydrate; White vitriol;Zinc sulfate (1:1) heptahydrate; Zinc sulfate heptahydrate; Zinc vitriol (heptahydrate);

PHYSICAL AND CHEMICAL PROPERTIES
PHYSICAL STATE	White Crystalline powder or Granular
MELTING POINT	100 C
BOLING POINT	500 C (Decomposes)
SPECIFIC GRAVITY	1.97
SOLUBILITY IN WATER	54g/10ml at 20 C
pH	5 - 7
NFPA RATINGS	Health: 1; Flammability: 0; Reactivity: 0
FLASH POINT	Not considered to be a fire hazard
STABILITY	Stable under ordinary conditions

SALES SPECIFICATION
APPEARANCE	White Crystalline powder or Granular
PURITY	98.0%min
Zn	22.0% min
WATER INSOLUBLES	0.1% max
Mg	0.5% max
Cu	0.1% max
Ca	0.1% max
As	10ppm max
Pb	5ppm max
PARTICLE SIZE	60 - 100mesh (Powder) , 10-50mesh (Granular)