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Product Name:
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L-Cysteine Hydrochloride Anhydrous
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WCode:
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12-006
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CAS No.
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52-89-1
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Standard:
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AJINOMOTO (1992)
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Sales Specification
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Specific Rotation [a] D20¡ã :
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+5.6¡ã ~ +8.9¡ã
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State of Solution (transmittance):
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98.0% Min
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Heavy Metals (Pb):
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10 PPM
Max
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Arsenic (As2O3):
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1 PPM Max
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Other Amino Acids:
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Chromatographically
not detectable
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Loss on Drying:
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1.0% Max
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Residue on Ignition:
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0.1% Max
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Assay:
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98.0 ~ 102.0%
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PH:
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1.5 ~ 2.0
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Mesh Size:
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80M Min
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Melting Point:
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170¡ã Min
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Total Plate Count:
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Net/1000
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Yeast:
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Net/100
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Mold:
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Net/100
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Salimonelia:
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Negative
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E.Coli:
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Negative
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Identification:
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As per USP23
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Organic Volatile Impurities:
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As per USP23
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Sulfate:
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0.03 Max
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Iron:
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0.003% Max
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