Potassium chromate CAS#: 7789-00-6; ChemWhat Code: 17757
Names & Identifiers |
| Product Name | Potassium chromate |
| Synonyms | dipotassiumchromate(k2cro4);dipotassiummonochromate;neutralpotassiumchromate;potassiumchromate[k2(cro4)];potassiumchromate6;tarapacaite;CHROMIC ACID POTASSIUM SALT;CHROMATE |
| CAS Registry Number | 7789-00-6 |
| Molecular Formula | CrK2O4 |
| Molecular Weight | 194.19 |
| EINECS | 232-140-5 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
![]() |
|
Chemical & Physical Properties |
| Melting point | 971 °C(lit.) |
| Density | 1.00 g/mL at 20 °C |
| vapor Density | 6.7 (vs air) |
| Storage | 2-8°C |
| Solubulity | H2O: soluble |
| form | Solid |
| Color | Yellow |
| PH | 9.0-9.8 (50g/l, H2O, 20℃) |
| Water Solubility | 640 g/L (20 ºC) |
| Merck | 14,7622 |
| Stability: | Stable. Strong oxidizing agent – contact with combustible materials may lead to fire or violent reaction. Incompatible with strong reducing agents, combustible materials. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | Chromic acid (H2CrO4), dipotassium salt(7789-00-6) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | T,N,O |
| R Phrase | 49-46-43-51/53-8-50/53-36/37/38-22-45-52/53-25-42/43-20 |
| S Phrase | 53-45-60-61-36/37-26-23 |
| RIDADR | UN 3288 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | GB2940000 |
| TSCA | Yes |
| Storage Class | 5.1 |
| Packing Group | III |
| Hazardous Substances Data | 7789-00-6(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
Buy Reagent | |
| No reagent supplier? | Send quick inquiry to ChemWhat |
| Want to be listed here as a reagent supplier? (Paid service) | Click here to contact ChemWhat |
Approved Manufacturers | |
| Want to be listed as an approved manufacturer (Requires approvement)? | Please download and fill out this form and send back to approved-manufacturers@chemwhat.com |
Other Suppliers | |
| Watson International Limited | Visit Watson Official Website |
Contact Us for Other Help | |
| Contact us for other information or services | Click here to contact ChemWhat |


