搡老熟女国产,A片毛片免费看,日本人妻巨大乳挤奶水APP,中文字幕精品一区二区三区

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

狠狠人妻久久久久久综合| 里番本子库绅士ACG全彩无码| 国产SM鞭打折磨调教视频| 亚洲精品无码乱码成人| 被捣出白浆潮喷失禁抽出好爽| 亚洲精品区无码欧美日韩 | 诱人的女同学hd中文字幕| 色婷婷久久啪啪一区二区| 艳妇荡女欲乱A片在线观看| 午夜香吻高清观看视频在线| 宝贝的小嫩嫩好紧好爽H| 51国产偷自视频区视频| 精品国产一区二区三区久久影院| 熟妇高潮精品一区二区三区| 一进去一爽又粗又大| 亚洲精品国精品久久99热| 不断作死后我成了白月光| 无码国产精品一区二区免费式影视| 欧美人禽性动交异族另类| 亚洲精品v天堂中文字幕| 东北老女人高潮大喊舒服死了| 中文字幕精品久久久久人妻| 国产老熟妇精品观看| ASS少妇PICS粉嫩BBW| 亚洲VA欧美VA人人爽| 99精品国产一区二区三区不卡| 美国色情巜肉欲横流| 色欲人妻综合AAAAAAAA网| 69堂国产成人精品视频| 精品无码亚洲一区二区三区毛| 久久精品人妻无码一区二区三区盗| 国产精品国产三级国产AV主播 | 性之图吧国模私拍图| 人善交ZZZZXXXXX另类| 成人做爰69片免费看网站| 护士趴下光屁股翘臀被打的作文| 日本无码视频在线观看| 寡妇被老头添一夜| 高洁在公车被灌满JING液| 无码国产精品久久一区免费| 久久精品人妻一区二区三区|