Potassium phosphate, tribasic, GR 98%+
Order Potassium phosphate, tribasic, GR 98%+ (CAS 7778-53-2) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.
About Potassium phosphate, tribasic, GR 98%+
Researchers and plant chemists source Potassium phosphate, tribasic, GR 98%+ from Zemixal for routine and specialised work. For your records (AR), the material is defined by CAS 7778-53-2, formula K3O4P and molar mass 212.27 g/mol. It is described as white powder or crystals.
Use cases we see most often
- Buffer preparation
- Cell culture
- Electrophoresis & chromatography
- Molecular biology workflows
Safe handling
Physical constants on file: density 2.564 g/mL at 25 °C. Solubility: insoluble in ethanol. Classified under GHS with signal word Danger and hazard statements H315, H318, H319 and H335. Read the SDS before first use.
Order it in 250 g, 1 kg, 5 x 1 kg and 4 x 25 kg packs or ask for a bulk quotation. 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
- Cell culture
- Electrophoresis & chromatography
- Molecular biology workflows
Applications
Grade guides
Specifications and identifiers
| Product name | Potassium phosphate, tribasic, GR 98%+ |
|---|---|
| Catalogue number | ZX-003114 |
| CAS number | 7778-53-2 |
| IUPAC name | tripotassium;phosphate |
| Molecular formula | K3O4P |
| Molar mass | 212.27 g/mol |
| Exact mass | 211.8445 |
| Grade | AR |
| Purity / assay | ≥98% |
| Physical form | Crystalline |
| Appearance | White powder or crystals |
| Density | 2.564 g/mL at 25 °C |
| Solubility | Insoluble in ethanol |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 86.3 Ų |
| HS code | 28352400 |
| InChIKey | LWIHDJKSTIGBAC-UHFFFAOYSA-K |
| SMILES | [O-]P(=O)([O-])[O-].[K+].[K+].[K+] |
| PubChem CID | 62657 |
| Synonyms | Potassium phosphate tribasic, Tripotassium phosphate, Tripotassium orthophosphate, Phosphoric acid, tripotassium salt, Potassium orthophosphate, Potassium phosphate, tribasic, Potassium phosphate (K3PO4), tribasic potassium phosphate, Potassium pentahydrogen bis(phosphate), Phosphoric acid potassium salt (1:3), Potassium phosphate, anhydrous, E-340(III) |
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
- H315Causes skin irritation
- H318Causes serious eye damage
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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
| 250 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 x 1 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 Potassium phosphate, tribasic, GR 98%+
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