Physical and chemical properties：
【Shape and properties】：White crystalline powder, sweet.
【PH value】：PH value of 5% aqueous solution is 5.5 ~ 7.0
【Solubility】：It is chemically stable, easily soluble in water, slightly soluble in ethanol, insoluble in ether.
Quality standard：CP2005、EP5、BP2005、AJI97、USP32、FCC4 or base on requirement.
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Main Items
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Index
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CP2005
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AJI97
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USP32
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FCC4
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含量Content
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≥98.5%
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98.5%～101.0%
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98.5%～101.5%
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98.5%～101.5%
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比旋度Specific optical rotation
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＋14.0°～＋15.0°
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＋14.3°～＋15.2°
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＋13.7°～＋15.1°
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＋13.5°～＋15.5°
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酸度Acidity
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5.5～7.0
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5.7～6.7
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-
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-
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溶液的透光率The transmissivity of solution
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≥98.0%
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≥98.0%
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-
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-
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氯化物Chloride
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≤0.02%
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≤0.020%
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≤0.05%
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-
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硫酸盐 Sulfate
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≤0.02%
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≤0.020%
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≤0.03%
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-
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铵盐 Ammonium salt
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≤0.02%
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≤0.02%
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-
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-
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其他氨基酸
Other Amino acid
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≤0.5%
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≤0.5%
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-
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-
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干燥失重
Loss on drying
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≤0.2%
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≤0.20%
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≤0.2%
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≤0.3%
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炽灼残渣
Residue on ignition
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≤0.1%
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≤0.10%
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≤0.15%
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≤0.2%
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铁盐Molysite
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≤0.001%
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≤0.001%
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≤0.003%
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-
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重金属 Heavy metal
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≤0.001%
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≤0.001%
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≤0.0015%
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≤0.002%
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砷盐 Arsenic salt
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≤0.0001%
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≤0.0001%
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-
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-
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细菌内毒素（热原）Bacterial endotoxin (pyrogen)
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〈0.02EU/mg
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Standard compliant
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-
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-
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【Function】
1. It can promote alcohol metabolism in the blood (break down) to enhance the liver function, it has the hepatoprotective effect.
2. It have sweetness 1.2 times the sugar.
【Application】
1. Nutritional supplements.
2. It is a non-essential amino acids, it is the most abundant amino acid in the blood, it has an important physiological role.
3. Flavoring agent.
【Package and Transportation】:
It is packed with composite bag, kraft paper bag or cardboard drum, the inner package is plastic bag, the net weight of every package is 25kg.
It should be loaded and unloaded carefully, should prevent the sun and rain, it is can not be transported mixed with the toxic and hazardous substances;
This product is non-dangerous goods, it can be transported as general chemicals;
It should be stored in a cool dry place, it is can not be transported mixed with the toxic and hazardous substances
【Shelf life】: 1 year.
