SONEF Ltd.(Goldsailing co.,ltd) is a professional manufacturer of food/feed additives/chemicals a high popularity in the profession of China.
Sodium Metabisulfite
Product Details
| Place of Origin: | China |
|---|---|
| Type: | Inorganic salts |
| Tags: | Sodium Metabisulfite |
| Model Number: | Food/Tech/Pharma/Photographic Grade |
Payment & Shipping Terms
| Price: | Get Latest Price |
|---|---|
| Port: | Qingdao,Shanghai |
| Minimum Order Quantity: | No limited |
| Payment Terms: | L/C,T/T |
Details Certificate of Analysis as follows,
Form 1.
|
Item |
Quality Standard |
|
|
Food Grade |
Industry Grade |
|
|
Content ( as Na2S2O5) |
≥98.0% |
≥96.0% |
|
( SO2) |
≥65.0% |
65.0% |
|
( As ) |
≤0.0002% |
- |
|
Heavy metal( Pb ) |
≤0.0005% |
- |
|
(Se ) |
≤0.0005% |
- |
|
(Fe) |
≤0.001% |
≤0.002% |
|
Water-insoluble |
≤0.02% |
≤0.05% |
|
PH value |
4.0-4.8 |
4.0-4.8 |
|
Conform FCC V and E 223 standards |
||
From 2.
|
Item |
Quality Standard |
|
|
Pharma grade |
Photographic grade |
|
|
Content( as Na2S2O5 ) |
≥98.0% |
≥98.0% |
|
( SO2 ) |
≥65.0% |
≥65.0% |
|
Thiosulfate(S2O3) : |
≤0.05 % |
≤0.05% |
|
Chloride(CL-) : |
≤30 ppm |
≤50ppm |
|
( As ) : |
≤1ppm |
≤0.0001% |
|
( Pb ) : |
≤1 ppm |
≤2ppm |
|
(Cu) : |
≤1 ppm |
≤1ppm |
|
(Fe ) : |
≤5 ppm |
≤5ppm |
|
(Hg) : |
≤0.1ppm |
≤1ppm |
|
(Cr) : |
≤1 ppm |
- |
|
(Se ) : |
≤1 ppm |
≤5ppm |
|
(Zn) |
≤1 ppm |
≤1ppm |
|
(Cd ) |
≤1ppm |
- |
|
(Ni) |
≤1ppm |
- |
|
Na2SO3 + Na2SO4 |
≤1.5% |
- |
|
PH Value: |
4.0-4.8 |
4.0-4.8 |
|
Conform USP standard |
||
