女生被男生操_china同性基友gay勾外卖_中文字幕啪啪_爱死亡和机器人目击证人完整版

Huaian Yihong Chemical Co., Ltd.

PRODUCTS

Yihong Chemical

Sildenafil

English name Sildenafil
CAS RN 139755-83-2
Content More than 99%
Molecular formula C22H30N6O4S
Molecular weight 474.5764
Structural formula

[ BACK ]

HOME  |   ABOUT US  |   PRODUCTS  |   NEWS  |   FACTORY  |   ORDER  |   CONTACT  |   中文版

Copyright(C)2022, Huaian Yihong Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備10063146號-2