Desipramine-2,4,6,8-d4 Hydrochloride

trans-4-amino-4-methylcyclohexanol hydrochloride

二乙酰荧光素Diacetylfluorescein

Thalidomide-d4

3,5-Dimethylbenzoic-d9 Acid

Pentanoic-2,2-d2 Acid

H-D-Ala-D-Ala-D-Ala-D-Ala-OH

Cyclohexanecarboxylic-1-d1 Acid

Cyclizine-d3 (N-methyl-d3)

Lacosamide impurity A

诺氟沙星杂质 E

L-2-Aminobutyric Acid-d6

Z-VAL-VAL-OH

H-Lys-Lys-Lys-Lys-OH acetate salt

2-Deoxy-D-ribose 2-脱氧-D-核糖

鲁斯可皂苷元

银杏内酯 K

20(S)-Ginsenoside F2

Nociceptin trifluoroacetate salt

β-Glucuronidase from bovine liver