供应 D色氨酸
产品名称 D-色氨酸CAS No:153-94-6
外观性状 白色或类白色结晶性粉末
含量 99.0%-100.5%
比旋度 +30.0 to +33.0 (C=1,H2O)
干燥失重 ≤0.2(%)
重金属 ≤10(ppm)
包装 25kg/桶
Product Name:D-Tryptophan
CAS No:153-94-6
Appearance White or off white crystalline powder
Assay 99.0% to 100.5%
Specific Rotation +30.0° to +33.0° (C=1,H2O)
NMR Spectrum Consistent with structure
TLC One spot
Loss on drying Not more than 0.20%
Heavy Metals(Pb) Not more than 10ppm
Packing: 25KGS NET/DRUM
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