Sunway Factory Price Zinc Sulfate High Quality 99% Purity

• CAS No.: 7446-19-7
• Formula: Znso4.H2O
• EINECS: 11138-66-2
• Certification: CCIC, CIQ, RoHS, ISO
• Purity: ≥99%
• Appearance: Powder
• Model NO.: Industrial Grade
• Grade Standard: Food Grade
• Transport Package: Bag
• Specification: NW 25KG/bag
• Trademark: SUNWAY
• Origin: China
• HS Code: 2833293000
• Production Capacity: 5000t/Month

Product Description

Specification		GB25579-2010	FCC,1996
Content	ZnSO4.H2O	99.0-100.5	98.0-100.5
	ZnSO4.7H2O	99.0-108.7	99.0-108.7
As		0.0003	--
Alkali metal		0.50	0.5
PH		pass test	normal
Se		0.003	0.003
Hg		0.0001	0.0005
Pb		0.0004	0.001
Cd		0.0002	0.0005

Product Description

Chemical Name: Zinc Sulfate

Molecular Formula: ZnSO₄·H₂O, ZnSO₄·7H₂O

Molecular Weight: 179.48 (Monohydrate), 287.54 (Heptahydrate)

CAS: 7446-19-7 (H₂O); 7446-20-0 (7H₂O)

Character: Colorless or white crystalline powder, odorless. Efflorescence in air. Acid hydrometer is 1.957 (25/4°C) to litmus. Melting point is 100°C. Soluble in water and glycerol, insoluble in ethanol. Light toxicity, loses crystal water at 280°C.

Usage: Food additives, animal feed, printing and dyeing, timber preservative. Analytical reagent.

Packing: Polythene bag as inner layer, compound plastic woven bag as outer layer. Net weight: 25kg.

Storage and Transport: Store in dry, ventilated warehouse. Keep away from water and moisture during transport. Handle with care to avoid bag damage. Store separately from poisonous substances.

Company: Nanjing Jiayi Sunway Chemical Co., Ltd.