国模杨依粉嫩蝴蝶150p,日韩精品人妻一区二区中文八零,久久99精品久久久久久水蜜桃,亚洲精品国产精品乱码不99

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

国产偷v国产偷v国产高清| 宝贝帮我拉开拉链它想你了| 成免费crm在线看系统| 国产女人18毛片水真多18精品| 岳的大肥屁熟妇五十路99| 国产特黄a片aaaa毛片| 校花被迫撑开颤抖高潮求饶| 40熟妇疯狂做受xxxx高潮| 国产欧美精品aaaaaa片| 金瓶梅杨思敏| 我把护士日出水了视频90分钟| 藏精阁av无码亚洲av| 朋友的丰满人妻hd中文| 少妇高潮抽搐无码久久av| 欧美另类videossexo| ass鲜嫩鲜嫩pics日本| 欧美熟妇dodk巨大| freexxxxhd天美传媒a| 五个闺蜜的疯狂互换春雨医生| 重囗味sm在线观看无码| 凹凸农夫导航十次啦| 在公交车上弄到高c了怎么办| 亚洲日韩一区二区三区四区高清| 拧花蒂尿用力按凸起喷水尿| 在合欢椅上高潮h| 和尚吮她的花蒂和奶水视频| 国产精品xxxx国产喷水| 成人男女av片在线观看| 亚洲av人人澡人人爽人人夜夜| 你的奶好大让老子摸摸的说说| 夫妇交换性3中文字幕| 国产全肉乱妇杂乱视频| 男女啪啪做爰高潮免费网站| 57歳の熟女セックス| 图片区小说区激情区偷拍区 | 亚洲 欧美 国产 日韩 字幕| 国产大人和孩做爰bd| 寺庙双乳高耸嗯啊h| 人妻在卧室被老板疯狂进入| 三年片在线观看免费大全爱奇艺| 免费漫画网站|