99热9在线香蕉,99狠狠爱丁香精品综合,三级Av无码在线,亚洲视频久久久久久a


Vitamin K?

This product is maxture of cisisomer and maleinoid of 2-methyl-3-(3,7,11,15-tetramethyl-2-hexadecenyl)-1,4diketon,naphthalene.

【CAS No.】 81818-54-4

【Synonym】Phytomenadione, phylloquinone

【Characteristics】 Yellow to orange transparent viscous liquid; Odourless or almost odourless.

【Molecular formula】 C31H46O2

【Molecular weight】 450.705

【Structure formula】

【Reference standard】 CHP,USP,BP,EP

【Storage】 Room temperature,light resistance, in closed container. 


Shandong Guangtongbao Pharmaceuticals Co., Ltd.
No.3107 Dongjing Road, Economy Development District, Qingzhou City,262500,Shandong,China
Tel:0086 536 3223585
Fax:0086 536 3235805
E-mail:gtchlorophyll@163.com






?