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| DL- Cysteine HCL MONO |
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?CAS No.?:116797-51-4
?Structural Formula?:C3H10ClNO3S
?Molecular weight?:157.60
?Description?:White crystals or crystalline powder, Having a strange taste, could be dissolved in water.
?Packing? :25KG/ Paper drum
CERTIFICATE OF ANALYSIS
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Product: DL-Cysteine HCL MONO CAS No:(116797-51-4)
Lot NO.: 081120 Date: Nov 22, 2008 |
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Item |
Specification(AJI92) |
Result |
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Specific rotation[a]D20 |
-0.5°~+0.5° |
+0.12° |
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State of solution ( Transmittance) |
Clear and colorless
= 98.0% |
99.4% |
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Sulfate (SO4) |
= 0.03% |
= 0.02% |
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Iron(Fe) |
= 3ppm |
= 1.5ppm |
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Heavy metals(Pb) |
= 10ppm |
= 5.5ppm |
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other amino acids |
Chromatographically
Not detectable |
Conforms |
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Loss on drying |
8.5-12% |
10.30 |
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Residue on ignition(sulfated) |
= 0.1% |
0.06% |
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Assay |
98% to 102.0% |
99.65% | Conclusion: The products conform to the AJI92 standard. |
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