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Henan Premtec Enterprise Corporation
[China]
Basic chromium sulphate
Molecular formula: 2Cr(OH)SO4
Property: Basic chromium sulphate is available in bright green powder with high tanning properties. The product is dried with most sophisticated steam drum drier which does not allow material to be overheated. It is not toxic and has better solubility.
Use: The main application is making chrome tanned leather, insolubilizing proteins and other organic substances.
Packing: 25kgs plastic woven bags
Specification:
|
Cr2O3(%) |
25-26 |
21-23 |
21-23 |
|
Basicity(%) |
32-34 |
38-42 |
32-34 |
|
Fe(PPM) |
50 MAX |
50 MAX |
50 MAX |
|
Water insolubles(%) |
0.1 MAX |
0.1MAX |
0.1MAX |
|
Na2SO4 (%) |
34.5 |
34.5 |
0.1MAX |
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