Sales
specification
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Appearance:
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White crystalline
powder
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Assay (On dry basis):
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98.0%-102.0%
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Specific rotation [a]
20/D:
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+14.5 - + 16.5
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Transmittance:
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95% Min
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Diketopiperazine (DKP)
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1.5% Max
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Related substances
other than DKP:
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1.5% Max
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Phenylalanine
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0.5% Max
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Heavy metal (as Pb):
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10 PPM Max
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Arsenis:
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3 PPM Max
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Lead:
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1 PPM Max
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Organic volatile
impurities:
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Meets the requirements
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Loss on drying:
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4.5% Max
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Sulphated Ash (residue
onignition):
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0.2% Max
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PH (0.8% Water
solution):
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4.5-6.0
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Total aerobic plate
count:
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Not more than 250
cfu/g
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Yeast and mold count:
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Not more than 100
cfu/g
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E. Coli:
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Negative
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Salmonella:
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Negative
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Coliform:
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Negative
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Quality Standard:
Complies with USP27/ NF 22 FCCIV E951
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Packing:
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In 25 KG cardboard drum or carton
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