Licorice extract-Hangzhou Tianzhao Technology Co., Ltd

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Hangzhou Tianzhao Technology Co., Ltd

E-mail
sales1@wookhplc.com
Phone
13958149917
Address
Room 511, Block C, Building 2, No. 321 Jinpeng Street, Xihu District, Hangzhou City

Licorice extract

Date: 2012-10-31Read: 0

Method: 2010 Chinese Pharmacopoeialiquid chromatography

Test sample: Licorice extractingredient1.liquiritin2.Ammonium glycyrrhizinate

Method:C18live250*4.6wavelength237 Mobile phase gradient elutionAAcetonitrile phaseBphase0.05%The phosphoric acid solution

step timeA B

001 00 20 80

002 06 20 80

003 30 60 40

004 35 100 0

005 40 100 0

006 45 20 80

Instrument configuration:

Order item number	specific configuration	quantity
WK500-500-001	LC-500AHigh pressure infusion pump	2Taiwan
WK500-500-002	SPD-500ultraviolet-Visible detector.	1Taiwan
WK500-500-003	7725 iManual injection valve	1only
WK500-500-004	Injection valve bracket	1branch
WK500-500-005	100ulsyringe	1branch
WK500-500-012	Mixer-500High pressure mixer	1only
WK500-500-015	*GraceSmart RP C18 2504.6 5um**	1branch
WK500-500-020	Chromatography Workstation	1set