Tianjin Xinxin Biotechnology Research And Development Center!Tel:+86-22-23995346 +86-22-86399960
ADD:Donglan Tuo Village, Wang Wenzhuang Town, Xiqing District, Tianjin, China
Tel:+86-22-23995346
Fax:+86-22-23990742
P.C300383
Mobile phone:+86-13920818696
Tel/Fax:+86-22-86399961
Sales/Service Tel:+86-15202298304
URL:www.znso4.com
E-mail:xinxin@znso4.com
Physical and chemical property
White crystal, relative density is 3.31, deliquescent in air, easy to dissolve in water, slightly dissolve in sterols, insoluble in acetone, loose crystal water at 280℃ and to be anhydride, decompose as zinc oxide(ZnO)and sulfur trioxide(SO3)at 740℃.
Use
Technical-grade Zinc Sulphate Monohydrate is widely used as intermediates of pharmaceutical、pesticide、dope、dye and pastel, chemical additives、chemical raw material and so on !
Characteristic and function
1.High purity, easy dissolve and active in chemical reaction.
2.Lily-white, has no side effe4ction to colour.
3.Little impurity, non-caking, stiff stability.
Packaging and transportation
Plastic sack inner and reschel bag outside, net weight 25Kg. Protect from damp when transport and stock.
ITEM |
INDEX |
||
Products grade |
Excellent grade |
Grade I |
|
Major componets |
Zn %≥ |
35.5 |
35 |
ZnSO4 7H2O %≥ |
99 |
98 |
|
Insoluble substance % ≤ |
0.020 |
0.050 |
|
Lead(Pb) %≤ |
0.001 |
0.002 |
|
Cadmium(Cd) % ≤ |
0.001 |
0.002 |
|
Fe %≤ |
0.003 |
0.005 |
|
Mn %≤ |
0.005 |
0.010 |