Hypophosphorous acid, 30%
Order Hypophosphorous acid, 30% (CAS 6303-21-5) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-000062.
About Hypophosphorous acid, 30%
Hypophosphorous acid, 30% sits in our analytical Reagents section and ships worldwide from stock or short lead time. Identity at a glance (30–32%): CAS 6303-21-5, formula H3O2P and molar mass 66 g/mol. Expect liquid.
Use cases we see most often
- Reduction reactions
- Laboratory analysis
Safe handling
Classified under GHS with signal word Danger and hazard statements H290, H314 and H318. Read the SDS before first use. For transport it ships as UN UN 3264.
Order it in 500 mL, 5 L and 50 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Specifications and identifiers
| Product name | Hypophosphorous acid, 30% |
|---|---|
| Catalogue number | ZX-000062 |
| CAS number | 6303-21-5 |
| IUPAC name | phosphinic acid |
| Molecular formula | H3O2P |
| Molar mass | 66 g/mol |
| Exact mass | 65.9871 |
| Purity / assay | 30–32% |
| Physical form | Liquid |
| Appearance | Liquid |
| XLogP3 | -1.1 |
| H-bond donors / acceptors | 1 / 2 |
| Topological polar surface area | 37.3 Ų |
| HS code | 28111920 |
| UN number | UN 3264 |
| InChIKey | ACVYVLVWPXVTIT-UHFFFAOYSA-N |
| SMILES | O[PH2]=O |
| PubChem CID | 4124402 |
| Synonyms | Acid, Phosphinic, Hydroxyphosphine oxide, Hypophosphorus acid, Phosphine oxide, hydroxy- |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H290May be corrosive to metals
- H314Causes severe skin burns and eye damage
- H318Causes serious eye damage
Precautionary statements P234, P260, P264, P264 + P265, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P363, P390, P405, P406, 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
| 500 mL | Quoted on request | |
| 5 L | Quoted on request | |
| 50 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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