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

女人做爰全过程免费观看美女| 女人的选择hd中字| 欧美激情无码视频一二三| 韩国年轻漂亮岳每4乱理| 女人做爰高潮呻吟17分钟| 99久久久无码国产精品性 | 男同gv在线观看免费| 韩国日本欧美大尺寸suv| 与子敌伦刺激对白亂輪亂性| 被绑在机器上榨精失禁男男| 亚洲日本va中文字幕无码| 亚洲天天做日日做天天爽| 门卫老头吮她的花蒂| 玩弄六个女邻居| 63歳の熟女セックス| 清冷医生受h打开腿乖听话男男| 日韩+国产| 婷婷五月色丁香综缴情| 乌克兰极品少妇xxxx做受| 人人妻人人澡人人爽人人精品 | 国产欧美熟妇另类久久久| 肉色欧美久久久久久久蜜桃| 国产av精品一区二区三区久久| 猛烈顶弄h禁欲医生h怀孕| 在线视频国产欧美另类| 免费看男男gay啪啪网站| 国精品无码人妻一区二区三区| 久久99精品久久久久久| 免费人成视频x8x8入口观看大| 久久av喷吹av高潮av欧美| 黄色电影免费看| av无码精品久久久久精品免费| 亚洲区色情区激情区小说| 中国明星xxxx性裸交| 亚洲av成人精品一区二区三区| 欧美精品videoss另类日本| 最近免费韩国电影高清版无吗| 学长别揉了~流水了想要~| 好爽又高潮了毛片免费下载| 传家在线观看免费观看完整版 | 贵州AⅤ熟女和妓女|