Sodium salicylate Sodium salicylate Sodium salicylate
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Item |
Specification |
Data |
Characters |
White crystalline powder shiny flakes |
White crystals shiny flakes |
Identification |
||
(A) |
According with IR reference spectrum |
Meets the requirement |
(B) |
Gives positive reaction |
Gives positive reaction |
(C) |
Impart an intense yellow color |
Yellow color |
Test |
||
Appearance |
Not more color than R.S BY6 |
Solution is clear |
Acidity |
Add 0.01M NaOH≤2.0ml |
0.9ml |
Chloride |
The limit test for chlorides(200ppm) |
Meet the requirement |
Heavy metal |
Limit test B for heavy metals (20ppm) |
not more intense R.S |
Sulfate |
The limit test for sulfate (600ppm) |
not more intense R.S |
Loss on drying |
≤0.5%(100-105℃) |
≤0.22% |
Assay |
Contains C7H5NaO399.0%-101.0% |
99.52% |
Conclusion |
Comply with BP2002 |
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