Potassium chromate, GR 99%+
Order Potassium chromate, GR 99%+ (CAS 7789-00-6) online at Zemixal: CrK2O4, COA and SDS with every lot, worldwide shipping.
About Potassium chromate, GR 99%+
Researchers and plant chemists source Potassium chromate, GR 99%+ from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 7789-00-6, formula CrK2O4 and molar mass 194.19 g/mol. It is described as yellow crystalline powder.
Typical applications
- Organic synthesis
- Oxidation reactions
Safe handling
Reported physical data: melting point 971 °C, boiling point 1000 °C and density 2.73. Classified under GHS with signal word Danger and hazard statements H315, H317, H319 and H335. Read the SDS before first use. For transport it ships as UN UN 3288.
Available as 500 g, 5 kg, 25 kg and 4 x 25 kg. Larger or split packs can be arranged. 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.
Typical uses
- Organic synthesis
- Oxidation reactions
Applications
Grade guides
Specifications and identifiers
| Product name | Potassium chromate, GR 99%+ |
|---|---|
| Catalogue number | ZX-013072 |
| CAS number | 7789-00-6 |
| IUPAC name | dipotassium;dioxido(dioxo)chromium |
| Molecular formula | CrK2O4 |
| Molar mass | 194.19 g/mol |
| Exact mass | 193.8476 |
| Grade | AR |
| Purity / assay | ≥99% |
| Physical form | Powder |
| Appearance | Yellow crystalline powder |
| Melting point | 971 °C |
| Boiling point | 1000 °C |
| Density | 2.73 |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 80.3 Ų |
| HS code | 28415090 |
| UN number | UN 3288 |
| InChIKey | XMXNVYPJWBTAHN-UHFFFAOYSA-N |
| SMILES | [O-][Cr](=O)(=O)[O-].[K+].[K+] |
| PubChem CID | 24597 |
| Synonyms | Chromic acid, (K2CrO4), dipotassium salt, Bipotassium chromate, Potassium chromate(VI), Dipotassium chromate, Dipotassium monochromate, Tarapacaite, Chromate of potash, Chromate of potass, Neutral potassium chromate, Potassium chromate (K2(CrO4)) |
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
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H340May cause genetic defects
- H400Very toxic to aquatic life
- H410Very toxic to aquatic life with long lasting effects
Precautionary statements P203, P261, P264, P264 + P265, P271, P272, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P391, 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 | |
| 25 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.
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Other grades with CAS 7789-00-6
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