No.	Product Name	CAS No.	Executive standard
1	Metronidazole	443-48-1	CP2005,BP2004、USP
2	Metronidazole benzoate	13182-89-3	BP2002,USP28
3	2-Methylimidazole	693-98-1	Enterprise inner standard Q/HY.J0203-2004
4	2-Methyl-5-nitroimidazole	88054-22-2	Enterprise inner standard Q/HY.J0202-2004
5	1,2-Dimethy-5-Nitro Imidazole	551-92-8	BPV2001、BP2000
6	Benserazide hydrochloride		EP5、BP2002
7	Melatonine	73-31-4	HPLC 99.5%
8	5-Methoxytryptamine	608-07-1	HPLC 99%
9	Warfarin Sodium	129-06-6	EP4
10	4-Hydroxycoumarin	1076-38-6	HPLC 98.0%
11	L-Carnitine Base	541-15-1	USP
12	Sodium hydroxyethyl sulfonate		Enterprise standard
13	4-Hydroxybenzaldehyde		Enterprise standard
14	Tributyl phosphate	126-73-8	Enterprise standard
15	Tri-isobutyl phosphate	126-71-6	Enterprise standard
16	Levarterenol		USP/EP/CP
17	N-(2-mercaptopropionyl)glycine	1953-02-2	Enterprise standard
18	Ronidazole		Enterprise standard
19	1-methyl-5-nitryl-2-nitroimidazole		Enterprise standard
20	D-Valine	640-68-6	Enterprise standard