Sodium metabisulfite
CAS: 7681-57-4 | Type: preservative
Low Risk (Adults)
Safety Summary
Hazard Profilereactive_context
Risk (Adults)Low
Risk (Children)Moderate
Regulatory Status
SummaryNo major regulatory flags
Molecular FormulaNa2O5S2
Molecular Weight190.11
Sources
No citations are recorded specifically for the human adult context, so the record-wide source list is shown. It backs the record, not this particular band.
- PubChem Compound Database DATABASE · 2026
- NIOSH Pocket Guide to Chemical Hazards - Sodium metabisulfite REGULATORY
- PubChem computed properties for CID 656671 (computed, not measured; as recorded by PubChem) DATABASE · 2026
- Consolidated TEXT: 32008R1272 — EN — 01.07.2026 (Regulation (EC) No 1272/2008, CLP; the consolidation applicable on 2026-09-26) REGULATORY
- OEHHA Proposition 65 List of Carcinogens or Reproductive Toxicants (CSV, list date 31-Jul-26) REGULATORY
- where to look PubChem: Experimental Properties section (CID 656671) PUBCHEM
- where to look EPA CompTox CTX API: predicted properties for DTXSID0029684 (Sodium metabisulfite) REFERENCE
- ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) REGULATORY
- PubChem computed structure descriptors for CID 656671 (computed, not measured; as recorded by PubChem) DATABASE · 2026
- Regulation (EC) No 1272/2008 of the European Parliament and of the Council of 16 December 2008 on classification, labelling and packaging of substances and mixtures, amending and repealing Directives 67/548/EEC and 1999/45/EC, and amending Regulation (EC) No 1907/2006: Annex VI, Part 3, Table 3.1 (Official Journal L 353, 31.12.2008) REGULATORY · 2008
Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.
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