甘氨酸

EP6.0

AJI92

USP40

性狀

應(yīng)為白色結(jié)晶或結(jié)晶性粉末

應(yīng)為白色結(jié)晶或結(jié)晶性粉末

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鑒別

應(yīng)符合規(guī)定

應(yīng)符合規(guī)定

應(yīng)符合規(guī)定

含量

98.5-101.0%

98.5-101.5%

98.5-101.5%

PH

5.9 ～ 6.4

5.9 ～6.4

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透光率

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 ≥98.0%

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干燥失重

≤0.5%

≤0.2%

≤0.2%

熾灼殘?jiān)?/span>

≤0.1%

≤0.1%

≤0.1%

氯化物

   ≤0.0075%

  ≤0.007%

  ≤0.007%

重金屬

  ≤0.001%

  ≤0.001%

  ≤0.002%

鐵鹽

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  ≤0.001%

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硫酸鹽

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  ≤0.006%

   ≤0.0065%

砷鹽

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   ≤0.0001%

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銨鹽

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 ≤0.02%

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其他氨基酸

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應(yīng)符合規(guī)定

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熱源

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應(yīng)符合規(guī)定

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溶液澄清度

溶液澄清度：10%的水溶液應(yīng)澄清

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溶液色級(jí)：10%的水溶液不應(yīng)比Y7的參比溶液

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溶解度

易溶于水，極微溶于乙醇(96%)

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