74-79-3 L-Arginine Arginine
Product name: L-arginine nitrate
Appreance: White powder
Cas: 74-79-3
Molecular weight:237.2138
Assay:98%min
Molecular formula: C6H15N5O5
Items |
Limits |
Test results |
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Description |
White crystals or crystalline power |
Conforms |
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Identification |
Infrared absorption |
Conforms |
|||
Specific rotation |
+26.3°~+27.7° |
+27.06° |
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Loss on drying |
≤0.5% |
0.21% |
|||
Residue on ignition |
≤0.3% |
0.12% |
|||
Chloride |
≤0.05% |
<0.05% |
|||
Sulfate |
≤0.03% |
<0.03% |
|||
Iron |
≤0.003% |
<0.003% |
|||
Heavy metals |
≤0.0015% |
<0.0015% |
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Chromatographic Purity |
Meets the requirements |
Conforms |
|||
Organic volatile impurities, Methodl |
Meets the requirements |
Conforms |
|||
Assay |
98.5~101.5% |
99.52% |
|||
Conclusion:The test result of the above mentioned product meetsUSP32 standard |
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