Zinc Sulphate Heptahydrate (Z n 21%)

Zinc Sulphate Heptahydrate (Z n 21%)
Chemical Formula ZnSO₄·7H₂O
Zinc Content 21% (w/w)
Physical Appearance White, crystalline powder
Molecular Weight 287.54 g/mol
Solubility Soluble in water
Density 1.957 g/cm³ at 20°C
Melting Point 100°C (loses water of hydration)
Boiling Point Decomposes at higher temperatures
pH (1% Solution) ~4.0
Odor Odorless
Hazard Class Irritant
Storage Store in a cool, dry place
Stability Stable under normal conditions
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