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 Products
L-Lysine L-Aspartate
| Test Items |
Standards |
Identification |
meets the requirements |
Description |
white crystals or
crystalline powder |
Specific rotation [α]D20 |
+24.0°to +26.5° |
State of solution
(Transmittance) |
clear and colorless
not less than 98.0% |
Chloride(CI) |
not more than 0.039% |
Ammonium(NH4) |
not more than 0.02% |
Sulfate (SO4) |
not more than 0.030% |
Iron(Fe) |
not more than 30ppm |
Heavy metals (Pb) |
not more than 10ppm |
Arsenic (As2O3) |
not more than 1ppm |
Other amino acids |
chromatographically
not detectable |
Loss on drying |
not more than 0.50% |
Residue on ignition
(sulfated) |
not more than 0.20% |
Assay |
98.0% to 101.0% |
PH |
5.0 to 7.0 |
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