Hot Selling High Quality Industry Grade Znso47H2O 99% Zinc Sulphate

• Customization: Available
• CAS No.: 7446-20-0
• Certification: CCIC, CIQ, RoHS, ISO
• Model NO.: Industrial Grade
• Type: Zinc Sulfate
• Appearance: White Crystal
• Grade Standard: Industrial Grade
• CAS: 7446-20-0
• 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.

Provided by Nanjing Jiayi Sunway Chemical Co., Ltd.

Nanjing Jiayi Sunway Chemical Co., Ltd.

Product: Food Grade Sodium Metabisulfite

Features:

• Used as food additives, animal feed, printing and dyeing, and timber preservative
• Also utilized as an analytical reagent
• Packed in polythene bag with a compound plastic woven bag, each weighing 25kg

Benefits:

• Ensures food safety and preservation
• Facilitates efficient printing and dyeing processes
• Helps in maintaining the quality of timber
• Convenient packaging for easy storage and transport

Storage and Transport Instructions:

• Store in a dry and ventilative warehouse
• Avoid contact with water and moisture during transport
• Handle with care to prevent bag damage
• Keep away from poisonous 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