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1.Molecular Formula: CrO3
2.Molelular Weight: 99.99
3. Character: Dark red flake, m.p 197℃(dec.),sp.gr.2.70,strong oxidizability,extremely deliquesces and dissolves in water. Flammable in contact with organic material.
4.Uses
Extensively used for high-end electroplating and hard chrome plating industry.
5.Pakcing
In sealed steel drums, 25kg/50kg per drum.
6.Cautions
1.Do not store together with flammable material,e.g.Oil,ethyl,alcohol and soda etc.
2.In storage or transportation, it should be kept away from moisture, heat and flammable materials and handled with care.
7. Standard
GB1610-2009
Product Index
|
Index Name |
Index |
|
|
Excellent Grade |
1st Grade |
|
|
Chromic anhydride(CrO3) %≥ |
99.8 |
99.6 |
|
Sulfate (SO4) %≤ |
0.05 |
0.10 |
|
Water insolubles %≤ |
0.01 |
0.03 |
|
Sodium (Na) %≤ |
0.04 |
---- |
|
Turbidity %≤ |
5 |
15 |
| last：Chrome Oxide Green for pigment grade | next：no more |
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