FOB Price
أحصل على آخر سعر250 / Tonne
|Minimum Order
Place of Origin:
China
Price for Minimum Order:
Minimum Order Quantity:
1 Tonne
Packaging Detail:
External packing is PP woven bag, Internal packing is PE bag, the thickness ≥0.05mm
Delivery Time:
in three weeks
Supplying Ability:
2000 Tonne per Month
Payment Type:
T/T, L/C
الشخص الذي يمكن الاتصال به trista
No.5 Floor 31,No.38 Ruyi Road,Shahekou Distric, Dalian, Liaoning
Usage: It can be used as the material of medicine, or used as curing agent of rubber; It also can be used as dechlorinating agent and scouring agent of textile; It also can be used in the process of leather Moreover, it can be used as the material of fine chemicals, or used as developer; In food industry, It can be used as bleaching agent, loosening agent, antisepsis bactericide and antioxygen antistaling agent.
Quality standard : GB********8
|
Item |
Quality index |
|
|
Food grade |
Industry grade |
|
|
Purity (As NA2S2O5) |
*8.0% min |
*6.0% min |
|
Sufur Dioxide (SO2) |
*5.0% min |
*5.0% min |
|
Arsenic(As) |
0.***2% max |
- |
|
Heavy metais (As Pb) |
0.***5% max |
- |
|
Selenium (Se) |
0.***5% max |
- |
|
Iron(Fe) |
0.**1% max |
0.**2% max |
|
Water insoluble |
0.*2% max |
0.*5% max |
|
PHvalue |
4.**4.8 |
4.**4.8 |
