中文字幕精品无码亚洲字幕蜜芽,无码视频一区二区三区,国产精品久久午夜夜伦鲁鲁,攵女h上下耸动

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

日本动漫在线| caoporn免费视频在线| 欧亚乱熟女一区二区在线| 蜜桃成人无码av在线观看一电影| 国产精品扒开腿做爽爽爽a片小说| 漂亮人妻洗澡被公强 日日躁| 丰满熟女人妻大乳波多野吉衣| chinese国产hdsex| 大战丰满老熟妇重囗味视频| 精品人妻人人爽久久爽| 公公的淫之手| 久久久久精品免费a片喷水| 神马影院我不卡影院| 一个添下面两个吃奶把腿扒开| 国产精品久久久久久久妇| 去部队探亲一晚上几次| 国产伦精品一区二区三区视频| 国产女人被狂躁到高潮小说| 紫黑硕大撕裂高h| 午夜成人影院| (原创)露脸自拍[62p]| 肉伦娇喘连连蜜汁横流| 久久热精品视频| 精品无码黑人又粗又大又长av| 国产午夜成人免费看片无遮挡 | 性色av网站| 欧美虐sm另类残忍视频| 人妻夜夜爽天天爽| 沧元图动漫全集免费观看高清| 性调教室高h学校| 又大又粗又爽18禁免费看| 女口述第一次放进去的感受| 日韩精品一区二区亚洲av| 日本无翼乌邪恶彩色大全| 亚洲精品久久久久久久久久久| 制服 中文 人妻 字幕| 各种姿势被学长np高h明星鼓励| 无码人妻丰满熟妇区96| 无码爽大片日本无码aaa特黄| 免费高清视频| 黑人30厘米全部进去了|