Molecular Formula: KCr(SO4)212H2O
Molecular weight: 499.41
Character:
This product is purplish red crystal. It is not dissolved into alcohol and easy to be dissolved into water, becoming green solution as water solution is hydrolysis at 50~70%. It is easy offlorescence and changing into water blue.
Melting Point 89℃.
Usage:
It is used mordant dyeing tan hides oil, photograph, fixation etc.
Standard:
| Items | Index |
|
content（KCr(SO4)212H2O） %≥ |
98.0 |
|
Fe content %≤ |
0.12 |
|
Water-Insoluble matter %≤ |
0.20 |
|
H2SO4 content %≤ |
1.00 |
Packing & Caution:
Package：Packed in plastic wearing bag and closed with composite plastic bag. N.W. : 50 Kg/Bag. Note dampness through transport.