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Products > Zinc Sulphate Monohydrate
 
 

Molecular Formula: ZnSO4 .H2O

Testing Items

Percentage

National Standard

Internal Standard

Appearance

 

White powder

White powder

Zinc Sulphate content

%

>= 94.7

>=96.09

Zn

%

>= 34.5

>=35.0

Pb

%

<= 0.001

<= 0.001

As

%

<=0.0005

<= 0.0005

Cd

%

<= 0.001

<= 0.0008

Fineness 60~80 mesh

%

>=95

>=95


Feature : 60~80 mesh White powder
CAS# : 7446-19-7
Quality standard: GB/T25865-2010
Hs code:2833293000
 
 
 

The product is creamy white spherical particle, and the particle size with 1-2mm and 2-4mm are available. The particle compression resistance is 2kg. It is made by kneading & granulating zinc sulphate powder. It is easy to absorb moisture, and is soluble in water but not in acetone.
Quality standard:Can be customized according to customer requirements.

 
 
 
Molecular Formula: ZnSO4 .7H2O

Items

Index

II

High-class standard

First-class standard

Qualified standard

Specifications

Zn, %

22.51

22.06

20.92

ZnSO4 .7H2O, %> =

99.0

97.0

92.0

Insoluble percentage ,, %< =

0.02

0.05

0.10

PH >=

3.0

3.0

-

Pb, %< =

0.001

0.010

0.010

Fe, %< =

0.003

0.020

0.060

Mn, % < =

0.005

0.1

-

Cd, % < =

0.001

0.010

-


National standard: HG/T2326-2005
 
CAS# : 5970-47-8
Quality standard: HG/T2523-93
 
 
 

Molecular Formula: ZnCO3·2Zn (OH) 2 ·H2O

Testing Items

Index(FOR INDUSTRY UES ONLY)

High-class standard

First-class standard

Qualified standard

Appearance

White powder

Content
Zn, % =

57.5

57.0

56.5

ignition loss %

25-28

25-30

25-32

heavy metals=%

0.04

0.05

0.05

Moisture =%

2.5

3.5

5.0

Sulphate =%

0.6

0.8

-

Fineness( Residue on 75µm Sieve)=%

95.0

94.0

93.0

Cd, =%

0.02

0.05

-

CAS# : 5970-47-8
Quality standard: HG/T2523-2007

 
 
 

Molecular Formula: ZnO

Items

Index

1st Grade

2nd Grade

ZnO %

95-98

95-98

Moisture %

0.8

0.8

Water Insolubles %

0.7

1.0

Ignition Loss %

1-4

1-4

HCl Insolubles %

0.04

0.04

Pb % =

0.003

0.005

Mn % =

0.0008

0.0008

Cu % =

0.0008

0.0008

Cd % =
0.004
0.004

Residue on 45µm Sieve % =

0.1

0.1

Specific Area ? /g =

45

35

Bulk Density g/ml =

0.35

0.4

CAS# : 1314-13-2
Quality standard: HG/T2572-2012

 


 





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