露脸叫床粗话东北少妇,五十路熟女人妻一区二区,人妻が夫の前寝取混浴温泉,caoporen免费精品视频

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

亚洲av无码偷拍在线观看| 调教yin荡女友系列合集| 亚洲国产精品99久久久久久| 午夜福利影院| 工口里番全彩无遮挡无码| 人交CZ00与女性XXX| 一个添下面两个吃奶把腿扒开| 国内熟女精品熟女a片视频小说 | 少妇真人直播app| 情欲情欲欲超市全文无删减| 欧美性受xxxx白人性爽| 日本精品一区二区三区| 下一站婚姻免费完整版在线观看| 我的私人女教师3| 亚洲av天堂一区二区香蕉| 精品一区二区三区| 成人免费区一区二区三区| 台湾佬中文网| 特大欧美黑人巨大xxoo| 色戒2小时38分在线观看| 被强行糟蹋的女人a片| 乔家的儿女电视剧全集免费播放| 亚洲国产精品无码久久久秋霞1| 国产免费内射又粗又爽密桃视频| 日产精品1区至六区有限公司| 国内露脸中年夫妇交换| 推特怎么在国内使用| 欧美性受xxxx白人性爽| 最近中文字幕2019视频1| 奶头被医生摸得受不了| 扒开老师双腿猛进入白浆小说| 国语精彩对白在线视频| 亚洲av毛片一区二区三区| 白天躁晚上躁天天躁2022| 亚洲av成人片无码www| 人性情感短片视频高清 | 99久久无码一区人妻a片竹菊| 国产午夜成人免费看片无遮挡 | 越南女与动交zoz0z| 与亲女洗澡伦了东北| 美国色情经典巜肉欲在线|