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Material Safety Data Sheet ( MSDS ) 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
PREVENTIVE MEASURES

Precautions:
Do not breathe dust. Wear suitable protective clothing In case of insufficient ventilation, wear suitable respiratoryequipment If you feel unwell, seek medical attention and show the label when possible. Avoid contact with skin and eyes
Storage:
No specific storage is required. Use shelves or cabinets sturdy enough to bear the weight of the chemicals. Be sure that it is not necessary to strain to reach materials, and that shelves are not overloaded.
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