色欲色香天天天综合www,欧美乱妇无乱码大黄a片,日本极品人妻videossex,色欲色香天天天综合www

Products

Isopropyl ethyl thionocarbamate

Isopropyl ethyl thionocarbamate

Major Component: O-Isopropyl-N-ethyl thionocarbamate

Molecular Formula: (CH3)2CHOCSNHC2H5

Description: 
Amber or dark brown oily liquid with slight pungent odour, sparingly soluble in water, very soluble in alcohol, ethyl ether, benzene and petroleum ether etc. Density: 990-1004kg/m3. Flash point: 140. 

Principal uses: 
An excellent collector in flotating nonferrous metallic sulfides, with less collecting pyrite and higher selectivity, using the collector affording higher quality of concentrate with low amount of arsenic (under presence of arsenic). 
Specification:

Item
Index
O-Isopropyl-N-ethyl thionocarbamate %≥ 95.0
Isopropyl Alcohol %≤ 2.0
Diethyl thiourea %≤) 2.0
Packing: 200kg/plastic drum


Storage & transport 
To be protected from water, torrid sunlight and fire, no lain down, no upside down

The pioneer and cradle of China's mineral processing and pharmaceutical industry
A mineral processing agent production enterprise integrating production, research and development, and marketing
Home

Home

About us

About us

Products

Products

Contact us

Contact us

少妇夹得好紧太爽了a片| 国产成人精品999在线观看| 国产又黄又爽又猛免费视频播放| 精品少妇人妻av一区二区| 公公的淫之手| 99这里只有精品| 欧美乱大交xxxxx疯狂俱乐部| 欧美疯狂做受xxxxx高潮| 特级aaaaaaaaa毛片免费视频| 欧美人与善交大片免费看| 挺进同学熟妇的身体| 人世间电视剧免费观看全集完整版| 丰腴饱满的极品熟妇| 丰满人妻中伦妇伦精品app | 国产美女在线精品免费观看网址| 日木av无码专区亚洲av毛片| 小肚子鼓起按h宫交| 国产gv天堂亚洲国产gv刚刚碰| 粗大浓稠硕大噗嗤噗嗤h| 诱人的女同学hd中文字幕| 国产寡妇xxxx猛交| 出轨h客厅激情嗯啊呻吟| 久久国产精品99久久久久久| 丰满少妇在线观看网站 | 国产av在线| 无码欧精品亚洲日韩一区| 男宠用下面叫醒公主h| 人妻少妇乱子伦精品无码专区| 亚洲av天堂av在线成人播放| 成人性生交大片免费看| 国产欧美亚洲精品a| 被狼交的女人(h)| 狠天天狠天天香蕉网| 极度另类freesex强行真实| 亚洲欧美在线观看| 男人吃奶摸下挵进去好爽在线观| 日本护士撒尿xxxx| 三男一女做2爱a片免费视频| 男ji大巴进入女人的视频| 色哟哟网站入口在线观看视频| 学长边洗澡边把我处破了小说 |