日本三人交三人配_黄色电影小说图片_国产精品18毛片一区二区_性做爰的免费视频_777影院理伦片片,三级不卡视频,亚洲第一久久久,亚州一区二区

扒开jk美女狂揉,国产一区中文字幕,2017她在丈夫面前耍
會(huì)員登錄
請(qǐng)登錄您的生意號(hào)，獲取電子名片。便于轉(zhuǎn)發(fā)分享！
取消
會(huì)員登錄
請(qǐng)登錄您的生意號(hào)，獲取電子名片。便于轉(zhuǎn)發(fā)分享！
取消
2-Chlorobenzimidazole
2-Chlorobenzimidazole
Product Category:Midazole and its derivatives

№C205
CAS Rn:【4857-06-1】
Molecular weight: 152.58
Simple formula: C7H5ClN2
Chemical structure formula:2-Chlorobenzimidazole
SPECIFICATIONS:
Appearance : Crystals or crystalline powder
Colour : white
Purity : 98.0% min (HPLC)
Melting point : 191-193℃
Loss on drying : 0.5% max
Packing : In 25kg net drum with PE liners

Home

Home
News information

News
About Us

About Us
Products

Products
Contact Us

Contact Us