东京热av人妻无码,国产在线视频一区二区三区,亚洲av无码一区二区二三区 ,日本人丰满xxxxhd

Welcome to Fujian Yongjing Technology Co., Ltd. the website!

Contact us

Add: 18#, Xin'An Road, Shaowu City, Fujian, China
International Trade Dept.
Tel: +86-599-6655932/6654968
Fax: +86-599-6654591
Home Trade Dept. 
Tel: +86-599-6654866/6654968
Fax: +86-599-6655755
High-purity Chemicals Dept.
Tel: +86-599-6655536/6654968
Fax: +86-599-6655755


Products

Difluoroacetic acid ethyl ester

Quality standard

Molecular formula: C4H6F2O2

Molecular weight: 124.09

CAS:454-31-9

Character

Characteristics

 

Colorless Liquid

Related Substances

Other Impurities

<1.0%

Moisture

≤100ppm

Puer(GC)

≥99%

Character:

boiling poinbt: 98℃; colorless clear liquid; lightly soluble in water; mixing dissolved in organic substance, as, ethyl alcohol and diethyl ether

To use:

medical, pesticide intermediate

Storage:

Sealed preservation; in ventilated and dry place; keep it away from oxide

Transportation:

As common chemicals

Storage:

plastic drum 220kg/drum

【Back】

Copyright(C)2017,Fujian Yongjing Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

被滋润的娇妻疯狂呻吟| 猛烈撞击灌满白浊花液h | 久久欧美牲大无无码毛片| 亚洲AV无码成人精品区在线观看 | 玩弄丰满少妇高潮a片推油小说| 国产97人人超碰CAOPROM | 疼死了大粗了放不进去| 我被六个男人躁到早上| 日韩毛片免费无码无毒视频观看| 中文无码亚洲精品制服丝袜| 亚洲av片不卡无码久久| 精品久久久久久久久亚洲偷窥女厕| 亚洲av无码一区二区三区四区| 亚洲色欲色欲大片www无码| bbbbb妓女毛片免费a片| 乳罩脱了喂男人吃奶视频| 色欲欲www成人网站| 扶着美妇的臀从后沉入| 久久不射| 97精品超碰一区二区三区| 日本丰满少妇xxxx| 亚洲欧美精品aaaaaa片| 中文字幕乱码一区二区欧美| 又大又粗又爽A级毛片免费看| 老首长玩小处雏苞| 适合女士自慰时看的黄文| 97性无码区免费| 三级男人添奶爽爽爽视频| 老太爷的春桃乳妓h| 国产精品天干天干在线观看澳门| 97精品久久久久中文字幕| 伊人久久大香线蕉av桃花岛| 免费120秒体验试看5次| 亚洲色欲一区二区三区在线观看| 久久综合九色综合欧美狠狠| 国产精品99久久久久久猫咪| 被几个人摁住玩弄隐私作文| 亚洲精品亚洲人成人网| 成人激情五月天| 美女学校丰满毛片免费看爽 | 少妇被猛烈挺进爽爽a片小说|