Sunway Food Grade Zinc Sulphate Znso4 7H2O

• CAS No.: 7446-20-0
• Formula: Znso4.7H2O
• Certification: CCIC, CIQ, RoHS, ISO
• Purity: ≥99%
• Type: Zinc Sulfate
• Appearance: White Crystalline Powder
• Model NO.: Industrial Grade
• Grade Standard: Food Grade
• Transport Package: 25kg/Bag
• Specification: 80mesh
• Trademark: Sunway
• Origin: China
• HS Code: 28332930
• Production Capacity: 1500tons/Month

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°C. Soluble in water and glycerol, insoluble in ethanol. Light toxicity, loses crystal water at 280°C.

Produced by Nanjing Jiayi Sunway Chemical Co., Ltd.

Nanjing Jiayi Sunway Chemical Co., Ltd.

Product: Food Grade Sodium Metabisulfite

Usage: Our food grade sodium metabisulfite is commonly used as food additives, animal feed, in printing and dyeing processes, and as a timber preservative. It is also utilized as an analytical reagent.

Packing: Each bag contains 25kg of product and is packed with a polythene inner layer and a compound plastic woven outer layer for secure transportation and storage.

Storage and Transport: To maintain product integrity, store in a dry and ventilated warehouse, away from water and moisture. During transport, handle with care to prevent bag damage. Store separately from poisonous substances for safety.

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

 

Company Information

Nanjing Jiayi Sunway Chemical Co., Ltd. is a leading manufacturer of inorganic salts in China, located in Nanjing, the capital of Jiangsu province. We specialize in producing, selling, and exporting a wide range of chemical products including Ammonium Chloride, Copper Sulphate, and various other chlorides, sulphates, and phosphates.

Committed to innovation, safety, and sustainability, Nanjing Jiayi Sunway Chemical Co., Ltd. collaborates with customers to provide high-quality products and solutions. We have established partnerships with distribution companies to ensure the production of products that meet stringent quality standards.

Our products are known for their effectiveness and affordability, catering to clients across Europe, Central and West Africa, the Middle East, Asia, and America.