.jpg) CAS No.: [ CAS 7439-89-6 ]
Molecular formula: Fe
Molecular weight: 55.845
Property: grey black amorphous powder; soluble in dilute acid and insoluble in concentrated acid and alcohol.
Uses: it is used to reduced iron powder in metallurgy field or as chemical catalytic agent.
Enterprise standard:
|
Ordinal
|
The　examination iterm
|
Factory standard
|
|
1
|
Appearance
|
Gray powder
|
|
2
|
（Fe）
|
≥99%
|
|
3
|
（C）
|
≤0.02%
|
|
4
|
（S）
|
≤0.02%
|
|
5
|
（Si）
|
≤0.10%
|
|
6
|
（P）
|
≤0.018%
|
|
7
|
（O2）
|
≤0.50%
|
|
8
|
（Mn）
|
≤0.20%
|
|
9
|
（Insolubles in acid）
|
≤0.50%
|
|
10
|
（Loose piled density）
|
2.7g/cm3
|
|
11
|
（Size）
|
100ç›®
|
Packing: vacuum packing, can be transported for long distance, long term storation
|
