Potassium chromate, 99%
Order Potassium chromate, 99% (CAS 7789-00-6) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Exported from India with full paperwork.
About Potassium chromate, 99%
Potassium chromate, 99% sits in our alkali Metal Compounds (Li, Na, K, Rb, Cs) section and ships worldwide from stock or short lead time. For your records (≥99%), the material is defined by CAS 7789-00-6, formula CrK2O4 and molar mass 194.19 g/mol. Typical appearance is yellow powder or crystalline powder or chunks.
Use cases we see most often
- Materials research
- Chemical synthesis
Handling and storage
Physical constants on file: 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.
Standard pack sizes are 500 g, 5 kg and 4 x 25 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Specifications and identifiers
| Product name | Potassium chromate, 99% |
|---|---|
| Catalogue number | ZX-013071 |
| CAS number | 7789-00-6 |
| IUPAC name | dipotassium;dioxido(dioxo)chromium |
| Molecular formula | CrK2O4 |
| Molar mass | 194.19 g/mol |
| Exact mass | 193.8476 |
| Purity / assay | ≥99% |
| Physical form | Powder |
| Appearance | Yellow powder or crystalline powder or chunks |
| 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 | |
| 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 chromate, 99%
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Other grades with CAS 7789-00-6
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