L-threonine
Item | Standard | Results | ||||
ASSAY(purity,%) | ≥98.5% | 99.49% | ||||
APPEARANCE | Yellowish-white crystal powder or granular | Conform | ||||
RESIDUE ON IGNITION % | ≤0.5% | 0.11 | ||||
LOSS ON DRYING | ≤1.0% | 0.19 | ||||
SPECIFIC ROTATION[α]D20°C | -26°~-29° | -27.64 | ||||
HEAVY METALS(AS Pb): | ≤20ppm | CONFORM | ||||
ARSENIC(As) | ≤2ppm | CONFORM |
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Glycine | L-Cysteine | L-Leucine | L-Aspartic acid |
DL-Alanine | L-Cysteine anhy | L-Proline | L-Cystine |
L-Alanine | L-Cysteine mono | L-Methionine | L-Tryptophan |
DL-Methionine | L-Threonine | L-Tyrosine | L-Arginine |
L-Lysine HCL | Disodium succinate | L-Glutamic acid | L-Valine |
L-Isoleucine | L-Ornithine mono |