久久人妻少妇嫩草av无码,亚洲精品中字中出无码,午夜精品久久久久久毛片,亚洲无码一区二区三区

Products

Amino-dithiophosphate

CAS Number: 

Major component: Thiophosphoric acid containing netrogen

Molecular Formula: (C6H5NH)2PSSH

Description: 
A white powder, insoluble in water, but soluble in alcohol, alkali liquor

Principal uses:
Amino-dithiophosphate is used in the flotation of non-ferrous metallic sulfide minerals. The collectivity of the amino-dithiophosphate is stronger, the selectivity of it is good. This reagent is mainly used in the flotation of lead and copper minerals in the presence of sphalerite and iron sulfide. It is also effective on raising recovery ratio of the flotation of gold or silver. Because amino-dithiophosphate is used in the flotation process, sometimes the cyanides as a depressant of sphalerite may be omitted.

Specification:

Item
Index
Nitrogen content %≥ 8.2
Period of validity (month) 24
Packing: 100kg/steel 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

成人午夜福利视频| 日韩人妻无码精品无码中文字幕 | 青娱乐极品盛宴| 夫妻那些事全集免费观看电视剧| 国产刺激对白 国产情侣| 无码人妻一区二区三区精品视频| 任你躁国语自产在线播放| 精品视频无码一区二区三区| good在线观看| 玩弄秘书的奶又大又软| 两个人高清在线观看www| 国产免费又色又爽粗视频| 国产又黄又大又粗视频| 大sao奶涨奶头痒快来吃| porno日本| 蜜桃色欲av久久无码精品| 再深点灬舒服灬太大了| 黑人强开嫩模又小又紧| 欧美激情无码视频一二三| 精品熟人妻一区二区三区四区不卡| 我趁老师睡觉摸她奶脱她内裤| 久久www香蕉免费人成| 免费看韩国黄a片在线观看| 久久久久亚洲av片无码v| 夜精品无码a片一区二区蜜桃 | 日本高清视频www| 西西人体大胆啪啪私拍色约约| 成人做受视频试看60秒| 天美传媒mv免费观看| 亚洲av无码色情第一综合网| www国产精品内射老熟女 | 大乳videos巨大吃奶| 国产在线观看国偷精品产拍| 公开高潮当众露出羞耻h| 亚洲妇女无套内射精| 厨房里强摁做开腿呻吟| 巨茎人妖自慰出精| 以吾之名在线观看| 扒开老师双腿猛进入白浆小说| 欧美老妇人与黑人做爰| 荡货 喂奶 h|