Zinc acetate,dihydrate
Grade |
U.S.P |
Technical pure |
A.C.S |
Assay% |
98.0-102.0 |
98.0-102.0 |
99.0-102.0 |
pH of a 5% solution at 25℃ |
6.0-7.0 |
6.0-7.0 |
6.0-7.0 |
Insoluble matter%≦ |
0.005 |
0.005 |
0.005 |
Chloride(Cl)%≦ |
0.005 |
0.01 |
0.0005 |
Sulfate(SO4)%≦ |
0.01 |
0.01 |
0.005 |
Iron(Fe)%≦ |
0.0005 |
0.0005 |
0.0005 |
Lead(Pb)%≦ |
0.002 |
0.005 |
0.002 |
Organic volatile impurities |
|
通过检测 |
|
Arsenic(As)%≦ |
0.0003 |
0.0003 |
0.00005 |
Calcium(Ca)%≦ |
|
|
0.005 |
Magnesium(Mg)%≦ |
|
|
0.005 |
Potassium%≦ |
|
|
0.01 |
Alkali & alkaline earths metals%≦ |
0.2 |
|
|
Packing:25 kgs kraft paper bag
Application:Zinc acetate Dihydrate is used in the pharmaceutical industry,as a buffer in the photographic industry and as a supplement for animal feeds to increase the milk fat production of dairy cattle.It is also used in the production of dye stuffs,as a polymerization catalyst,as a polymer stabilizer,as a flavouring agent,and in the manufacture of hydroxyl oximes,which are uesd as extractants in hydrometallurgy.