Potassium carbonate, 99%
Buy Potassium carbonate, 99% (CAS 584-08-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 500 g.
About Potassium carbonate, 99%
Zemixal supplies Potassium carbonate, 99% within its inorganic Chemicals, Metals & Advanced Materials portfolio. Identity at a glance (Extra Pure): CAS 584-08-7, formula CK2O3 and molar mass 138.21 g/mol. Typical appearance is white to almost white powder or crystalline powder or chunks.
Common uses in the lab and plant
- Catalysis
- Materials research
Handling and storage
Reported physical data: melting point 891 °C and density 2.29 g/cm3 at 20 °C. It carries the GHS signal word Warning (H302, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Standard pack sizes are 500 g, 5 kg and 4 x 25 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Catalysis
- Materials research
Applications
Grade guides
Specifications and identifiers
| Product name | Potassium carbonate, 99% |
|---|---|
| Catalogue number | ZX-013059 |
| CAS number | 584-08-7 |
| IUPAC name | dipotassium;carbonate |
| Molecular formula | CK2O3 |
| Molar mass | 138.21 g/mol |
| Exact mass | 137.9122 |
| Grade | Extra Pure |
| Purity / assay | 99% |
| Physical form | Powder |
| Appearance | White to almost white powder or crystalline powder or chunks |
| Melting point | 891 °C |
| Density | 2.29 g/cm3 at 20 °C |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 63.2 Ų |
| HS code | 28364000 |
| InChIKey | BWHMMNNQKKPAPP-UHFFFAOYSA-L |
| SMILES | C(=O)([O-])[O-].[K+].[K+] |
| PubChem CID | 11430 |
| Synonyms | Dipotassium carbonate, Carbonate of potash, Potassium carbonate, anhydrous, Carbonic acid, dipotassium salt, Pearl ash, Salt of tartar, Kalium carbonicum, K-Gran, Potassium carbonate (K2CO3), K2CO3, Potassium carbonate (2:1), Potassium carbonate (K2(CO3)) |
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
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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
| 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 Potassium carbonate, 99%
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