Specifications
1.Leading ISO manufacturer since 1997
2.One of the largest exporter and supplier
3.3000MT/month
4.Best quality and Best price
2.One of the largest exporter and supplier
3.3000MT/month
4.Best quality and Best price
Product name:Sodium Metabisulphite(Tech Grade/Food Grade),Sodium metabisulfite,SMB 96%
CAS No.: 7681-57-4
CAS No.: 7681-57-4
Molecular Formula:Na2S2O5
Molecule Weight:190.10
Appearance:White or light yellow crystalline powder
Appearance:White or light yellow crystalline powder
HS Code:28321000
Quality standard: GB1893-86
Quality standard: GB1893-86
Specification
Specifications
|
Industrial Grade
|
Food Grade
|
Na2S2O5%≥
|
96.0
|
68.0
|
SO2%≥
|
64.0
|
64.0
|
Iron(Fe)%≤
|
0.005
|
0.005
|
Water insolubles%≤
|
0.05
|
0.05
|
PH
|
4.0-4.6
|
4.0-4.6
|
Arsenic(As)%≤
|
0.01
|
0.002
|
Heavy metals, as Pb %≤
|
|
0.0002
|
Usage:
1,Industrial grade: It is used in leather,priniting and dyeing etc.
2,Foodgrade : is used as a food additive, mainly as a preservative and is sometimes identified as E223
Package:25kg pp bag ,22MT /20'FCL
Delivery time:Within 15days after received your workable payment