Industrial chemicals · Taylor, TXTechnical Data Sheet
Sodium Metabisulfite - Food Grade
Food Grade
1. Identity & Composition
- 製品名
- Sodium Metabisulfite - Food Grade
- Alliance Code
- sodium-metabisulfite-food-grade
- Grade
- Food Grade
- 濃度
- —
- CAS番号
- 7681-57-4PubChem
- 化学式
- Na2O5S2PubChem
- 分子量
- 190.11PubChem
- 製品種別
- pure_substance
Available GradesSame CAS, alternate grades and concentrations
| Grade | 濃度 | Typical Assay | SKU | TDS |
|---|---|---|---|---|
| This grade Food Grade | — | — | current | current |
| ACS Grade | — | — | sodium-metabisulfite-acs-grade | View TDS → |
| Technical Grade | — | — | sodium-metabisulfite-technical-grade | View TDS → |
Typical assay shown is the rolling-window mean from the sibling product's most recent lots. Grade selection drives downstream end-use — verify the sibling grade matches your specification before substitution.
Physical & Chemical Properties
One or more physical-property values are temporarily suppressed pending verification against vendor COA data. For complete properties refer to the Safety Data Sheet (SDS) or contact sales@alliancechemical.com.
- 臭い
- In the presences of traces of water, it develops an odor of sulfur dioxideProduct record
- Density
- 1.4 (NIOSH, 2024) - Denser than water; will sinkProduct record
- 沸点
- Decomposes (NIOSH, 2024)Product record
- 融点
- greater than 302 °F (Decomposes) (NIOSH, 2024)Product record
Regulatory & Transport
DOT / 49 CFR
- UN Number
- Not regulatedAdjudicated
- Hazard Class
- Not regulatedAdjudicated
- Packing Group
- Not regulatedAdjudicated
- Proper Shipping Name
- Not regulatedAdjudicated
GHS / OSHA HazCom 2012
- 注意喚起語
- DangerAdjudicated
- H-Codes (Hazard Statements)
- H302, H318Adjudicated
- P-Codes (Precautionary Statements)
- P264, P270, P280, P301+P312, P305+P351+P338, P313, P330, P501Adjudicated
許容濃度
- OSHA PEL (29 CFR 1910.1000)
- —unknown
- ACGIH TLV
- —unknown
- NIOSH REL
- —unknown
- NIOSH IDLH
- —unknown
Transport descriptions reflect 49 CFR 172.101 lookup at time of publication. Sourced data: ECHA CLP Annex VI for harmonised classifications, NIOSH Pocket Guide for REL/IDLH, OSHA Z-Tables for PEL. Always verify against the latest regulatory text before shipment-critical decisions.
Supplier Qualification Packet
One zipped download containing the TDS, SDS, latest lot COA (when available), and a fresh Letter of Continuing Guaranty for Sodium Metabisulfite - Food Grade. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.
Application Guidance
Sodium Metabisulfite - Food Grade (Food Grade) application guidance is available on request. Contact Alliance Chemical Technical Services for grade-specific use recommendations.
Storage & Handling
- Recommended Storage
- Cool, dry, well-ventilated area in original sealed containers. Refer to product SDS for material-specific guidance.
- Handling Precautions
- Use standard chemical PPE — splash goggles, gloves, lab coat. Refer to SDS for hazard-specific PPE requirements.
- Incompatibilities
- Consult the SDS for material-specific incompatibilities.
- Shelf Life
- 24 months from date of manufacture in sealed, original packaging
For full hazard, PPE, and emergency response guidance, refer to the Safety Data Sheet (SDS) for this product. The SDS controls in all cases where guidance differs.
Revision History
Last reviewed 2026-07-17 by Andre Taki, DOT Hazmat Specialist.
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.1 | 2026-07-17 | Canonical data re-verified: 7 fields updated against independent vendor SDSs, CLP Annex VI, 49 CFR, and OSHA HazCom 2024 (GHS classification, hazard/precautionary codes, signal word, physical properties as applicable).
| canonical_change |
| 1.0 | 2026-05-20 | Initial URL-first TDS published from canonical chemistry registry. | initial |
This Technical Data Sheet is provided for technical reference. The Safety Data Sheet (SDS) controls in all cases where guidance differs. Values reflect Alliance Chemical canonical data at time of generation; subsequent revisions are recorded in the Revision History above.