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4-nitrobenzenesulphonic acid 138-52-3 4-nitrobenzenesulphonic acid 99%
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ANALYSIS |
SPECIFICATION |
RESULTS |
|
Assay HPLC |
96.5%-101.5% |
99.4% |
|
Identification |
Positive |
Complies |
|
Appearance |
Fine white powder |
Complies |
|
Taste |
Characteristic |
Complies |
|
Loss on Drying |
≤3.0% |
1.00% |
|
Ash |
≤1.5% |
0.16% |
|
Heavy Metal |
<10ppm |
Complies |
|
Conclusion |
Conform with specification, In-House |
||
Storage |
Store in cool & dry place. Do not freeze. Keep away from strong light and heat. |
||
Package |
Invisible plastic bags and aluminum foil sealed export drum |
||
Shelf life |
2 years when properly stored |
for pharmaceutical
ANALYSIS |
SPECIFICATION |
RESULTS |
|
Assay HPLC |
96.5%-101.5% |
99.4% |
|
Identification |
Positive |
Complies |
|
Appearance |
Fine white powder |
Complies |
|
Taste |
Characteristic |
Complies |
|
Loss on Drying |
≤3.0% |
1.00% |
|
Ash |
≤1.5% |
0.16% |
|
Heavy Metal |
<10ppm |
Complies |
|
Conclusion |
Conform with specification, In-House |
||
Storage |
Store in cool & dry place. Do not freeze. Keep away from strong light and heat. |
||
Package |
Invisible plastic bags and aluminum foil sealed export drum |
||
Shelf life |
2 years when properly stored |
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