1 2    34  gq 5     gq  gq 

首七水硫酸锌458x357副本                         Zinc Sulphate Heptahydrate 


                                       enquiry now_副本

CAS No:   7446-20-0
 MODEL No:   TF-ZN22
 HS Code: 2833293000 
 EINECS No:  231-793-3
 Formula:     ZnSO4.7H2O


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Items

ZnSO4.H2O Granular

ZnSO4.7H2O

ZnSO4.H2O Powder

Zn %min

33

30

25

21.5

21.5

22

   35   

35.5

Pb ppm max

10

10

10

10

10

10

10

10

As ppm max

5

5

5

5

5

5

5

5

Cd ppm max

10

10

10

10

10

10

10

10

Size 

1-2mm

2-5mm

1-2mm

2-5mm

1-2mm

2-5mm

1-2mm

2-5mm

 

 

 

 

Package

25KG50KG500kg1000KG1250kg bag and OEM color bag

 Properties

White crystals, convergent, in dry air will chalking. Heated to 0 ℃will lost part of crystalline water, to 100℃will lost six molecules of water of crystallization, and lost seven molecules of water of crystallization at 280℃, at 767℃will be decomposed into ZnO and SO3. Soluble in water, slightly soluble in ethanol and glycerin, it needs to keep sealed.

Usage

Zinc sulfate is used as trace element fertilizer to prevent crops from Zn deficiency and increase crop yields. Now more and more farmers apply micronutrient fertilizers such as zinc sulfate.It can be used as feed additive to supply trace element, prevent and cure some diseases because of zinc deficiency and prevent premature death. It also can increase appetite, control blood disorders and bone disease.In industry field, zinc sulfate works as coagulator for man made fibril, and mordant in dyeing and printing industry;

Hepta Zinc Sulphate

pallet

inquiry

Zinc sulphateZincSulphate


Tel: 0086-22-58532285

Fax: 0086-22-65299859

Office Address: Rm204, Huaying Mansion, Central Road, Airport Economic Zone,Tianjin,China  

Email:sales@topfert.net