C6H9N3O3
Test Items | Acceptance criteria | ||
Appearance | white or yellowish, crystalline powder | ||
Identification Melting point(℃) IR Reaction of primary aromatic amines |
159~163 The sample spectrum complies with that of the reference standard spectrum. The sample solution gives the reaction of primary aromatic amines. |
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Appearance of solution | The solution is not more opalescent than reference suspensions II. The solution is not more intensely coloured than reference solution GY6. |
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Related Substances (HPLC) Any impurity,% Total Impurities,% |
≤0.1 ≤0.2 |
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Loss on drying(%) | ≤0.5 | ||
Sulphated ash(%) | ≤0.1 | ||
Assay (calculated on the dried substance),% | 99.0~101.0 |
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