国产精品黄黄久久久免费看,成人欧美尽粗二区三区av,成人毛片A级毛片免费观看网站,国产l精品国产亚洲区久久

Products

Sodium ethyl xanthate

Sodium ethyl xanthate
CAS Number: 140-90-9
Molecular Formula: C2H5OCSSNa
Structural Formula:

Description:
A yellowish powder or pellet with a pungent odour, soluble in water. It can form insoluble compounds with metallic ions e.g.: cobalt, copper and nickel etc.

Principal uses: 
As a collector, the selectivity of sodium ethyl xanthate is the most strong in xanthate line. It is widely used in the preferential flotation of fine flotability or complex sulfide minerals. It is also used in the flotation of copper, lead oxide ores in conjunction with vulcanizing agents. It is also used as precipitant in hydrometallurgical processes(eg. the refining of zinc electrolyte) and as sulfidation promoter of rubber.

Specification:

Item Drying Synthetic
Pellet Powder
Sodium ethyl xanthate %≥ 90.0 90.0 82.0
Free alkali %≤ 0.2 0.2 0.5
Moisture and volatile %≤ 4.0 4.0
___
D(mm) 3~6
___
___
L(mm) 5~15
___
___
Period of validity(month) 12 12 6
Packing 50kg/plastic woven bags, 110kg/steel drum, 800kg/plywood box 50kg/plastic woven bag, 120kg/steel drum 130kg/steeldrum, 40kg/plastic woven bag


Storage & transport: To be protected from damp, torrid sunlight and fire.

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

国产做A爱片久久毛片A片| 东北浪妇交换俱乐部| 国产精品日韩欧美一区二区三区 | 最近中文字幕视频高清| 免费看又色又爽又黄的国产软件| 中国videosex高潮对白| 欧美| 日韩精品人妻中文字幕有码| 毛很浓密超多黑毛| 337p日本欧洲亚洲大胆色噜噜| 久久99精品久久只有精品| 国语自产精品视频在线区| 精品国品一二三产品区别在线观看 | 国产V亚洲V天堂A无码| 国产精品久久久久无码人妻| japanese熟女俱乐部| 最近中文字幕在线中文一页 | 久久人妻少妇嫩草av无码专区| 两腿间一大丛黑毛| 伊人久久精品无码二区麻豆| 粗大好烫轻点太深好硬好涨视频| 色翁荡息又大又硬又粗又爽小玲| 我和子的性关系自述| 中文字幕精品亚洲无线码二区| 无码精品人妻一区二区三区人妻斩| 小雪第一次尝到又大又粗| 国产亚洲精品A在线无码麻豆| 凸凹人妻人人澡人人添| 亚洲熟妇av一区二区三区宅男 | 国产做爰又粗又大免费看| 超级yin荡的高中女学生h| 日韩欧美 a级| 国子监来了个女弟子电视剧免费观看| 年轻的馊子6中字HD| 被夫の上司に犯中文字幕| 护士做爰乱高潮全过程| 男澡堂洗澡勃起好大一根| 亚洲一区二区三区女厕偷拍| 精品免费久久久久久久| 毛片亚洲av无码精品国产午夜| 少妇无力反抗慢慢张开双腿|