Zinc Sulphate Heptahydrate; Zinc Vitriol

CAS No.: 7446-20-0
Formula: Znso4·7H2O
Appearance: Powder
Grade Standard: Industrial Grade
Color: White
Transport Package: Net 25kg in Plastic Woven Bag

Products Details

Basic Info.

Model NO.
201207
Trademark
Huarong Chemical
Origin
China
HS Code
2833293000
Production Capacity
5000mt/Month

Product Description

Product Name: Zinc Sulphate Heptahydrate
CAS No.: 7446-20-0
molecular formula: ZnSO4·7H2O

Application: Widely used as feed additive, wood preservative, bleacher and also used in medicine, synthetic fiber, electrolysis, electroplating, pesticides and producing zinc salt, etc.

Packing: Net 25kg in plastic woven bag, or according to requirement.

Storage and transportation: packed in woven bags lined with polyethylene plastic bags of 50kg net each.Store in a dry, ventilated warehouse.Transportation should be covered, prevent from sun and rain, pay attention to moisture.Do not store and transport food items together.Do not mix with wet goods and other colored materials.The means of transport must be dry and clean.In case of fire, water can be used to save it.

Physicochemical properties: colorless rhombic prismatic crystals.Relative density 1.957.Melting point is 100 ºC.Soluble in water (96.5g/100ml at 20ºC);663.6g/100ml at 100ºC).Slightly soluble in alcohol and glycerol.Gradually weathering in dry air.At 280ºC, all the crystal water is lost to form anhydrous substance, which is decomposed above 500ºC.

1. Specification:
Zn: 21% min
CD: 50ppm max
As: 5ppm max
Pb: 50ppm max
Water insoluble: 0.05%max

2. Specification:
Zn: 21.5% min
CD: 50ppm max
As: 5ppm max
Pb: 50ppm max
Water insoluble: 0.05%max

3. Specification:
Zn: 22% min
CD: 50ppm max
As: 5ppm max
Pb: 50ppm max
Water insoluble: 0.05%max

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