Product Description

Wintersun code: 03-024
CAS Number: 1333-82-0
Molecular Formula: CrO3
Molecular Weight: 99.99

Physical And Chemical Properties

Physical State: Odorless dark red deliquescent solid
Melting Point: 197 °C
Boiling Point: Decomposes
Specific Gravity: 2.70
Solubility in Water: Highly soluble
PH: 0.20-2.0 depending on concentration
NFPA Ratings: Health: 3; Flammability: 0; Reactivity:1
Flash Point: Not combustible
Stability: Stable under ordinary conditions


Wood Preservatives, Metal Plating, Magnetic Tapes, Catalyst, copper stripping, aluminum anodizing, corrosion inhibitor, photography, purifying oil and acetylene, oxidizer in organic synthesis.

Sales Specification

Appearance: Dark Red Flakes
Chromic Acid: 99.7%
SO42-: 0.05% Max
Na+: 0.02% Max
Substance insoluble in water: 0.01% Max
Turbidity: 5.0% Max
Iron(Fe): 0.005% Max


In 110.23 Lbs Drum, 18 Drums per Pallet


UN No: 1463
Proper Shipping Name: Chromium Trioxide, Anhydrous
Hazard Class: 5.1
Packing Group: II