Chromium Trixide AR 100g
16161-100g

Product Name : CHROMIUM TRIOXIDE 99% AR
Code No. : 16161

Mol. Formula : CrO3 Mol. Weight : 99.99
CAS No. : 1333-82-0

Also known as Chromium (VI) oxide

Dangerous goods. : 5.1(oxidiser); 6.1(Toxic); ,8(Corrosive acid); / Packing group II ( medium risk) UN No. : 1463
Specifications
1 Appearance Reddish brown flakes
2 Assay (iodometric) Min 99% Typical 99.1%
3 Insoluble matter in water Max 0.01% Typical 0.007%
4 Chloride (Cl) Max 0.005% Typical 0.0034%
5 Sulphate (SO4) Max 0.02% Typical 0.015%
6 Total nitrogen (N) Max 0.005% Typical < 0.005%
7 Lead (Pb) Max 0.004% Typical 0.0002%
8 Iron (Fe) Max 0.01% Typical 0.000097%
9 Copper (Cu) Max 0.0005% Typical 0.0004%
10 Sodium (Na) Max 0.01% Typical 0.01%
11 Potassium (K) Max 0.005% Typical 0.0001%
12 Substance precipitated by NH3 Max 0.02% Typical < 0.02%