Sodium phosphate, dibasic anhydrous, BP/USP/EP, cell culture tested
- CAS
- 7558-79-4
- Formula
- HNa2O4P
- MW
- 141.96 g/mol
ZX-037520
Biological Buffers
Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%
HPLCAvailable on request
Order Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5% (CAS 7558-79-4) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.
CAS number7558-79-4
FormulaHNa2O4P
Molar mass141.96 g/mol
Physical formPowder
HS code28352990
Purity≥99%
InChIKeyBNIILDVGGAEEIG-UHFFFAOYSA-L
IUPAC namedisodium;hydrogen phosphate
About Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%
Researchers and plant chemists source Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5% from Zemixal for routine and specialised work. Key data (HPLC): CAS 7558-79-4, formula HNa2O4P and molar mass 141.96 g/mol. Expect white powder.
Use cases we see most often
- Buffer preparation
- Cell culture
- Electrophoresis & chromatography
- Surfactants & detergency
Handling and storage
Hazard communication follows GHS (Warning: H319). Our SDS lists exposure controls and first-aid measures.
Order it in 500 g, 5 kg and 4 x 25 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Buffer preparation
- Cell culture
- Electrophoresis & chromatography
- Surfactants & detergency
Applications
Grade guides
Specifications and identifiers
| Product name | Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5% |
|---|---|
| Catalogue number | ZX-003126 |
| CAS number | 7558-79-4 |
| IUPAC name | disodium;hydrogen phosphate |
| Molecular formula | HNa2O4P |
| Molar mass | 141.96 g/mol |
| Exact mass | 141.9408 |
| Grade | HPLC |
| Purity / assay | ≥99% |
| Physical form | Powder |
| Appearance | White powder |
| H-bond donors / acceptors | 1 / 4 |
| Topological polar surface area | 83.4 Ų |
| HS code | 28352990 |
| InChIKey | BNIILDVGGAEEIG-UHFFFAOYSA-L |
| SMILES | OP(=O)([O-])[O-].[Na+].[Na+] |
| PubChem CID | 24203 |
| Synonyms | sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate, Sodium phosphate dibasic, Disodium hydrogenorthophosphate, Sodium phosphate, dibasic, Dibasic sodium phosphate, Disodium acid phosphate, Soda phosphate, Exsiccated sodium phosphate, disodium hydrogenphosphate |
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
- H319Causes serious eye irritation
Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317
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 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 4 x 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 phosphate, dibasic, anhydrous, for HPLC, 99.5%
Which CAS number identifies Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%?
Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5% is registered under CAS 7558-79-4. You may also see it listed as sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate. Our catalogue number for this item is ZX-003126.
What are the formula and molar mass of Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%?
For Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%, its formula is HNa2O4P and its molar mass is 141.96 g/mol. InChIKey BNIILDVGGAEEIG-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%?
This listing is HPLC grade with ≥99% purity. Standard packs are 500 g, 5 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5% to my country?
Yes. Because Sodium phosphate, dibasic, anhydrous, for HPLC, 99.5% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
Other grades with CAS 7558-79-4
All 10 gradesSodium phosphate, dibasic anhydrous, cell culture tested
- CAS
- 7558-79-4
- Formula
- HNa2O4P
- MW
- 141.96 g/mol
ZX-037725
Sodium phosphate, dibasic anhydrous, EP/Ph. Eur., ACS
- CAS
- 7558-79-4
- Formula
- HNa2O4P
- MW
- 141.96 g/mol
ZX-037278
Sodium phosphate, dibasic anhydrous, for HPLC, for spectroscopy
- CAS
- 7558-79-4
- Formula
- HNa2O4P
- MW
- 141.96 g/mol
ZX-038015
Sodium phosphate, dibasic, anhydrous, for molecular biology, 99.5%
- CAS
- 7558-79-4
- Formula
- HNa2O4P
- MW
- 141.96 g/mol
ZX-003423
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