1)Zinc Sulfate Heptahydrate Agriculture Grade 2)Zn :22.8%,22.51% Min 3)ZnSO4:98%,99%Min 4)Form:White crystal powder,granule

Zinc Sulfate Heptahydrate Agriculture Grade

We are Tianjin Xinxin Chemical Factory, the largest manufacturer of zinc sulfate heptahydrate in China,and our product export to many countries and enjoy a high reputation for it's quality in the market.Further informations you want ,please feel free to contact with Richard Cao:008615202298304.

1) Physical and chemical property:

Molecular formula: ZnSO4 7H2O

Molecular weight: 287.56

CAS NO.:7446-20-0.

EINECS NO.:231-793-3

Appearance: White or slight-yellow crystal, loose and no agglomeration, easy soluble in water and slightly dissolvable in alcohol and glycerol, insoluble in liquid ammonia and ketone, tending to lose water molecules of hydration in dry air and become white powder appearance. Relative density: 1.957,Melting point: 100°CWhen the temperature is 280°C, it will become no water substance and lose all crystal water. When the temperature is above 500°C, it will decompose

White or slight-yellow crystal, loose and no agglomeration, easy soluble in water and slightly dissolvable in alcohol and glycerol, insoluble in liquid ammonia and ketone, tending to lose water molecules of hydration in dry air and become white powder appearance. When the temperature is 280, it will become no water substance and lose all crystal water. When the temperature is above 500, it will decompose.

2)Usage:

As a kind of microelement used in rice, wheat, corn, vegetable and fruit. It is also used by mixing with other multiplex fertilizer and prevent fruit tree against diseases.

3)Characteristic and function

Easy solubie in water, quick absorbable for the plant.

Low content of heavy metal, Fe,Cd,Cr,As meet with China Agricaltured Standard.

4)Specifications:

ITEM	INDEX
Type	Premium Grade	Grade I
Zn  %	22.51	22.28
ZnSO4 7H2O  %	99	98
Water insoluble %	0.020	0.060
Pb %	0.001	0.002
Cd  %	0.001	0.002
Cr  %	0.0005	0.001

5)Packing Details:

The goods will be packed in 25kgs, 50kgs plastic woven bag within PP liner, or 1000kgs to 1350kgs jumbo bags within PP liner or according to client request.

24MT without pallet ,22MT with pallet will be loaded in 1*20’fcl container.

 

6)Storage:

Store in cool and ventilated place ,keep away from fire, heat and sunshine, sealed package. Stay away from oxide

 

Zinc Sulfate Heptahydrate Agriculture Grade