Potassium chromate ACS reagent, ≥99%
Order Potassium chromate ACS reagent, ≥99% (CAS 7789-00-6) online at Zemixal. Request a quote with price, lead time and documents.
About Potassium chromate ACS reagent, ≥99%
Potassium chromate ACS reagent, ≥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 (ACS), the material is defined by CAS 7789-00-6, formula CrK2O4 and molar mass 194.19 g/mol. Typical appearance is yellow crystalline powder.
Common uses in the lab and plant
- Organic synthesis
- Oxidation reactions
Handling and storage
Reported physical data: melting point 971 °C. It carries the GHS signal word Danger (H315, H317, H319 and H335), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 3288.
Standard pack sizes are 100 g, 500 g, 25 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.
Typical uses
- Organic synthesis
- Oxidation reactions
Applications
Grade guides
Specifications and identifiers
| Product name | Potassium chromate ACS reagent, ≥99% |
|---|---|
| Catalogue number | ZX-013070 |
| 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 | ACS |
| Purity / assay | ≥99% |
| Physical form | Powder |
| Appearance | Yellow crystalline powder |
| Melting point | 971 °C |
| 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
| 100 g | Quoted on request | |
| 500 g | 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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