Customization: | Available |
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CAS No.: | 657-27-2 |
Formula: | C6h14n2o2.HCl |
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Item
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Standard
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Medicine Grade
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Food Grade
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Feed Grade
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Appearance
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White or light-yellow Crystalline powder
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Content(%)
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99.0~101.0
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99.0~100.5
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<= 98.5
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Specific optical rotation
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+20.4o~+21.4o
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+20.7o ~ +21.5o
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+18.0o ~+21.5o
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Heavy metal (Pb%) <=
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0.0015
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0.001
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0.003
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PH value
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5.5~7.5
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5.0~6.0
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5.0~6.0
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Loss on drying (%) <=
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0.4
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0.4
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1.0
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Residue on Ignition (%) <=
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0.1
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0.1
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0.3
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Chloride (Cl%)
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19.0~19.6
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19.12~19.51
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19.12~19.51
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Arsenic (As2O3%) <=
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0.0001
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0.0001
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0.04
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Sulfate (SO4%) <=
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0.03
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0.02
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----
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Ferric salt (%) <=
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0.003
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0.001
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