Na₂S₂O₅
specialty
SMBS – Sodium Metabisulphite
96.5% Tech / 97% Food GradeCAS 7681-57-4 Featured
Critical for gold/silver cyanide leaching destruction, food preservation, and water dechlorination. Key product for East African mining sector.
Technical Specifications
| Purity (Tech) | 96.5% min |
| Purity (Food) | 97% min |
| SO₂ Content | 64% min |
| Fe | 10 ppm max |
Applications
Gold/Silver Cyanide DestructionFood PreservationWater DechlorinationWine IndustryPhotography
Packaging Options
25 kg Bags
50 kg Bags
Bulk Big Bags
Available From
GACLKutch Chemical
Live Pricing
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Request Today's PriceDocumentation Available
Certificate of Analysis (COA)
MSDS / Safety Data Sheet
Certificate of Origin
IMDG Declaration
Packing List & Invoice
Key Markets
GCC & Middle East7–12 days
East Africa15–20 days
Southeast Asia12–18 days
West Africa18–25 days