Zinc Sulphate Zinc Sulfate Heptahydrate/Monohydrate CAS 7733-02-0

Product Description

Zinc Sulfate Heptahydrate Chemical Name: Zinc sulfate
Molecular Formula: ZnSO4·7H2O
Molecular Weight: 287.54 (Heptahydrate)
CAS: 7446-20-0 (7H2O)
Character: Colorless or white crystalline powder, odorless. Efflorescence in air. Acid hydrometer is 1.957 (25/4) to litmus. Melting point is 100. Soluble in water and glycerol, insoluble in ethanol. Light toxicity, loses crystal water at 280.
Provided by Nanjing Jiayi Sunway Chemical Co., Ltd.
Nanjing Jiayi Sunway Chemical Co., Ltd. Product Description Usage: Our product serves as a versatile additive, suitable for use in food, animal feed, printing, dyeing, and timber preservation. It is also utilized as an analytical reagent.
Packing: Each package contains our product in a polythene inner layer and a compound plastic woven outer layer, with a net weight of 25kg per bag.
Storage and Transport: To maintain product integrity, store in a dry, well-ventilated warehouse, away from water and moisture during transport. Handle with care during unloading to prevent bag damage. Store separately from toxic substances.

Index		Specification		GB25579-2010	FCC,1996
content w/%	ZnSO4.H2O	Content	ZnSO4.H2O	99.0	99.0
	ZnSO4.7H2O		ZnSO4.7H2O	99.0	99.0
(As), mg/kg ≤		As		0.0003	--
alkali metal w/% ≤		Alkali metal		0.50	0.5
acidity		PH		pass test	normal
(Se), mg/kg ≤		Se		0.003	0.003
(Hg), mg/kg ≤		Hg		0.0001	0.0005
(Pb), mg/kg ≤		Pb		0.0004	0.001
(Cd), mg/kg ≤		Cd		0.0002	0.0005

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