小黄片欧美,祥仔AV在线看,啊啊啊啊好舒服好大插我视频,精品无码二区三区

Products

Dithiophosphate bs

DITHIOPHOSPHATE BS

CAS Number:

Major component: Sodium dibutyldithiophosphate

Molecular Formula: (C4H9O)2PSSNa

Structural Formula:


Description: 
Yellow to dark-brown aqueous solution, rather stable chemically, no pungent odour.

Principal uses: 
Dithiophosphate BS is an effective collector for gold ore and silver, copper, zinc sulfide ores. It displays weak collective power to pyrite in alkaline circuit. This reagent has little frothing property.


Specification:

Item
Index
Sodium dibutyldithiophosphate content % 49~53
PH 10~13
Period of validity (month) 24
Packing: 170kg/steel drum, 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

亚洲日韩国产二区无码| 老师黑色丝袜被躁翻了av| 在线观看免费AV无码不卡| 日韩av无区中文码| 露脸丨91丨九色露脸| 六十路垂乳熟女田舍交尾| 人人精品| 国产精品成人99久久久久| 情侣作爱网站| 久久久99精品成人片| 草莓视频香蕉视频| 精品成人免费一区二区在线播放| 人妻少妇被粗大爽ⅹxoo| 日日摸夜夜添夜夜添亚洲女人| 亚州av综合色区无码一区 | 久久久毛片| 国产精品女同久久久久电影院| 中文字幕无码日韩欧免费软件| 无码人妻少妇伦在线电影| 97看片| 黑人xxxx| 亚洲色一区二区三区四区| 40岁成熟女人牲交片20分钟| 精品人伦一区二区三区蜜桃| 婷婷色婷婷开心五月| 久久久亚洲精品成人| 麻豆网神马久久人鬼片| 亚洲av电影一区二区在线秋霞网| 国产成人亚洲综合网站| 免费无码久久成人网站入口| 在线观看免费视频网站a站| 国产成年无码久久久久下载| 中文字幕日韩人妻无码| 国内精品视频在线播放不卡| 97精品伊人久久大香线蕉| 美女被人操| 久碰精品少妇中文字幕av| 欧美色综合天天久久综合精品| 久久久久99人妻一区二区三区| 人妻熟女| 日日摸夜夜添AA夜夜添高潮出水|