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

亚洲精品成人网站在线观看| 久久久一本精品99久久精品36| 中文字幕无码av波多野吉衣| 天天摸日日添狠狠添婷婷| 漂亮人妻被黑人久久精品| 东京无码熟妇人妻AV在线网址| 国产精品国产三级国产AV主播| 国产色婷亚洲99精品AV| 亚洲日韩精品一区二区三区无码| 撕开胸罩一边亲一边摸| 性久久久久久| 999久久久国产精品| 久久人人爽人人爽人人片Ⅴ| 欧美大屁股XXXX高跟欧美黑人| 国产日韩欧美一区二区三区| 久久久久无码国产精品不卡| 久久精品国产精品亚洲毛片 | 粗大挺进尤物人妻中文字幕| 欧美喷潮久久久xxxxx| 又硬又粗进去好爽A片天美APP| 亚洲免费在线观看| 欧美性猛交XXXX乱大交| 中文字幕爆乳巨爆乳系列 | 门卫老李干了校花高小柔| 嗯灬啊灬把腿张开灬A片小说| 撕开胸罩一边亲一边摸| 男警察受呻吟双腿大开H漫画| 欧美日韩国产精品| 乡下人产国偷V产偷V自拍| 人妻上司厨房出轨2HD院线| 日日AV夜夜添久久奶无码| 好大好湿好硬顶到了好爽视频| 欧美大荫蒂AV高潮| 久久精品国产亚洲AV麻豆| 情欲情欲欲超市全文无删减| 亚洲精品无码一区二区三区网雨| 午夜精品久久久久久久久| 久久国产加勒比精品无码| 顶级少妇做爰视频在线观看 | 久久精品国产精品亚洲毛片| 老师你的真嫩真紧AV視頻|