L-Lysine (Lysine CAS NO.56-87-1) | |
Test | Specification |
Appearance | White or primrose yellow crystals powder |
Specific Rotation [20/D] | +25.5 to +27.0 Degree (C=2 in 6N HCl) |
Transmittance | Not less than 98.0% |
Chloride (Cl) | Not more than 0.02% |
Ammonium (NH4) | Not more than 0.10% |
Sulfate (SO4) | Not more than 0.02% |
Arsenic (As2O3) | Not more than 1 ppm |
Iron (Fe) | Not more than 10 ppm |
Heavy Metals (Pb) | Not more than 10 ppm |
Other Amino Acids | Not detectable (10 μg) |
Loss on Drying | Not more than 0.20% |
Residue in Ignition (Sulfate) | Not more than 0.10% |
Assay | Not less than 98.5% |