Potassium dichromate CAS#: 7778-50-9; ChemWhat Code: 125190
Names & Identifiers |
| Product Name | Potassium dichromate |
| Synonyms | PotassiuM dichroMate, 1/24 M solution in H2O (0.25 N);ChroMicacid (H2Cr2O7), potassiuM salt (1:2);PotassiuM dichroMate 99.99% trace Metals basis;Potassium dichromate concentrate;Potassium dichromate ACS reagent, >=99.0%;Potassium dichromate BioXtra, >=99.5%;Potassium dichromate puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., >=99.8%;Potassium dichromate ReagentPlus(R), >=99.5% |
| CAS Registry Number | 7778-50-9 |
| Molecular Formula | Cr2K2O7 |
| Molecular Weight | 294.18 |
| EINECS | 231-157-5 |
| Other Registry Numbers | |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 4 °C |
| Boiling Point | 82 °C |
| Density | 7.14 g/mL at 25 °C(lit.) |
| Flash Point | 50 °F |
| Storage | Store at RT. |
| Solubulity | H2O: 0.1 M at 20 °C, clear, orange |
| form | powder |
| Color | Orange-red |
| PH | 3.5-5.0 (25℃, 0.1M in H2O) |
| Water Solubility | 125 g/L (20 ºC) |
| Merck | 14,7627 |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | Chromic acid (H2Cr2O7), dipotassium salt(7778-50-9) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | T,N,T+,O |
| R Phrase | 45-46-60-61-8-21-25-26-34-42/43-48/23-50/53-52/53-20-48/20-23-51/53-22-36/37/38-27-20/21-23/24 |
| S Phrase | 53-45-60-61-36/37-23-26 |
| RIDADR | UN 3086 6.1/PG 1 |
| WGK Germany | 3 |
| RTECS | HX7680000 |
| TSCA | Yes |
| Storage Class | 5.1 |
| Packing Group | III |
| Hazardous Substances Data | 7778-50-9(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 |
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