D-Methionine / D-メチオニン
CAS RN | 348-67-4 |
Chemical Formula | C5H11NO2S |
FW | 149.21 |
Code No. | Package Size |
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29491 | ー |
29492 | 1kg |
29493 | 5kg |
29494 | 10kg |
29495 | 25kg |
Solubility in water | Colorless & clear (c=3) |
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Specific rotation [α]D20 | -23.0°~-25.0°(c= 8, 6M-HCl) |
Loss on drying | Not more than 0.3% |
Residue on ignition (as sulfate) | Not more than 0.1% |
Chloride (Cl) | Not more than 0.03% |
Sulfate (SO4) | Not more than 0.03% |
Heavy metals (as Pb) | Not more than 10ppm |
Iron (Fe) | Not more than 10ppm |
Ammonium (NH4) | Not more than 0.02% |
Arsenic (As2O3) | Not more than 1ppm |
Other amino acids | Not detected by T.L.C.(The spotted amount, 20μg) |
Assay | 98.5%~101.0% |
L-Isomer | Not more than 0.5% |