Potassium dichromate
SIGALD/P5271 - ReagentPlus®, ≥99.5%
Synonym: Potassium bichromate
CAS Number: 7778-50-9
Empirical Formula (Hill Notation): Cr2K2O7
Molecular Weight: 294.18
EC Number: 231-906-6
MDL Number: MFCD00011367
Linear Formula: K2Cr2O7
Product Type: Chemical
assay | ≥99.5% |
form | powder |
InChI | 1S/2Cr.2K.7O/q;;2*+1;;;;; |
InChI key | KMUONIBRACKNSN-UHFFFAOYSA |
mp | 398 °C (lit.) |
pH | 3.6 (100 g/L) |
product line | ReagentPlus® |
Quality Level | 200 |
reaction suitability | reagent type: oxidant |
SMILES string | [K+].[K+].[O-][Cr](=O)(=O |
Application: | Potassium dichromate can be used as an oxidant:• For the oxidation of alcohols to aldehydes. • In the graft-polymerization of polyacrylonitrile film with polyaniline. • To synthesize oxidized nanocellulose. |
Legal Information: | ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany |
Packaging: | 2 kg in poly bottle |
Packaging: | 25 g in glass bottle |
Packaging: | 500 g in poly bottle |
Symbol | GHS03,GHS05,GHS06,GHS08,GHS09 |
Signal word | Danger |
Hazard statements | H272 - H301 - H312 - H314 - H317 - H330 - H334 - H335 - H340 - H350 - H360FD - H372 - H410 |
Precautionary statements | P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
Hazard Codes | O,T+,N |
Risk Statements | 45-46-60-61-8-25-26-27-34-42/43-48/23-50/53 |
Safety Statements | 53-26-36/37-45-60-61 |
RIDADR | UN3086 - class 6.1 - PG 2 - EHS - RQ -Toxic solids, oxidizing, n |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99.5% |
mp | 398 °C (lit.) |
UNSPSC | 12352300 |