SMBS
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- Category :
Dyestuffs and Pigments/Others
- CAS NO : 7681-57-4
- EC NO : 231-673-0
- Molecular Formula : Na2S2O5
- Main Specifications : 97%
- Synonyms : Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade);
Package: 25kg/bag
Molecular Structure:

Product description:
Place of Origin: Shandong, China
Molecular Formula: Na2S2O5
Molecular weight: 190.09
CAS No: 7681-57-4
Appearance: White powder crystal
Solubility: 100%
Grade: TECH Grade / FOOD Grade/High purity Grade
Packaging detail: PP woven bag with PE inner bag in 25kg/50kg/1000kg or according to customer's demand.
Loaded: 25mt/20'FCL with pallets, 25mt/20'FCL without pallets
Delivery detail: Within 7-10 days
Transportation: BY SEA
Port: QINGDAO or TIANJIN
Analysis Item Specification
TECH Grade FOOD Grade High Purity Grade
Assay 96.5% min 97.0% min 98.0% min
Iron (as Fe) 0.005% max 0.003% max 0.001% max
Appearance of solution - Colorless and transparent -
Arsenic (as As) 0.0001% max 0.0001% max 0.0001% max
Heavy Metals (as Lead) - 0.0005% max 0.0005% max
pH 4.0-4.6 4.0-4.6 4.0-4.6
Water Insoluble 0.05% max 0.05% max 0.05% max
If you are sourcing SMBS from China ,just feel free to inquire
Contact us
Company: |
Shandong Runke Chemical Engineering Co., Ltd. |
E-mail: |
chem@netsun.com |
Address: |
Binhai Economic and Technological Development Zone, Weifang, Shandong Province,China |
Zip Code: |
262730 |