Sodium bisulphite ACS reagent
Sodium bisulphite ACS reagent (CAS 7631-90-5) supplier Zemixal. Request a quote with price, lead time and documents. Purity ≥58.5%.
About Sodium bisulphite ACS reagent
Sodium bisulphite ACS reagent sits in our alkali Metal Compounds (Li, Na, K, Rb, Cs) section and ships worldwide from stock or short lead time. Identity at a glance (ACS): CAS 7631-90-5, formula HNaO3S and molar mass 104.06 g/mol. It is described as white powder or crystalline or crystalline powder.
Where it is used
- Buffer preparation
- Molecular biology workflows
Safe handling
Literature values: density 1.48 g/cm3. Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures. For transport it ships as UN UN 2693.
Available as 100 g, 500 g, 1 kg, 5 kg and 25 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Buffer preparation
- Molecular biology workflows
Applications
Grade guides
Specifications and identifiers
| Product name | Sodium bisulphite ACS reagent |
|---|---|
| Catalogue number | ZX-013178 |
| CAS number | 7631-90-5 |
| IUPAC name | sodium hydrogen sulfite |
| Molecular formula | HNaO3S |
| Molar mass | 104.06 g/mol |
| Exact mass | 103.9544 |
| Grade | ACS |
| Purity / assay | ≥58.5% |
| Physical form | Crystalline |
| Appearance | White powder or crystalline or crystalline powder |
| Density | 1.48 g/cm3 |
| H-bond donors / acceptors | 1 / 4 |
| Topological polar surface area | 79.6 Ų |
| HS code | 28321010 |
| UN number | UN 2693 |
| InChIKey | DWAQJAXMDSEUJJ-UHFFFAOYSA-M |
| SMILES | OS(=O)[O-].[Na+] |
| PubChem CID | 23665763 |
| Synonyms | sodium hydrogensulfite, Sodium bisulphite, Monosodium sulfite, Sulfurous acid, monosodium salt, Sodium sulhydrate, Uantax SBS, Hydrogen sodium sulfite, Hydrogen sulfite sodium, Monosodic sulphite, Sodium hydrosulfite(DOT), Bisulfite de sodium, Sodium bisulfite (1:1) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
Precautionary statements P264, P270, P301 + P317, P330, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Sodium bisulphite ACS reagent
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Other grades with CAS 7631-90-5
- CAS
- 7631-90-5
- Formula
- HNaO3S
- MW
- 104.06 g/mol
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