吃了他达拉非太硬还需要继续吃吗,久久精品国产亚洲av麻豆蜜芽,用我的手指搅乱,麻豆app

Products

Isopropyl ethyl thionocarbamate

Isopropyl ethyl thionocarbamate

Major Component: O-Isopropyl-N-ethyl thionocarbamate

Molecular Formula: (CH3)2CHOCSNHC2H5

Description: 
Amber or dark brown oily liquid with slight pungent odour, sparingly soluble in water, very soluble in alcohol, ethyl ether, benzene and petroleum ether etc. Density: 990-1004kg/m3. Flash point: 140. 

Principal uses: 
An excellent collector in flotating nonferrous metallic sulfides, with less collecting pyrite and higher selectivity, using the collector affording higher quality of concentrate with low amount of arsenic (under presence of arsenic). 
Specification:

Item
Index
O-Isopropyl-N-ethyl thionocarbamate %≥ 95.0
Isopropyl Alcohol %≤ 2.0
Diethyl thiourea %≤) 2.0
Packing: 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

国产jjizz女人多水免费| chinese国产avvideoxxxx实拍| 出差被夫の上司持久侵犯三浦步美| 我和亲妺婷婷在浴室作爱经过| 野花香高清视频在线观看免费| 麻豆传媒直播app| 无码av一区二区三区| 国产精品污www在线观看| 欧美超级乱婬视频播放| 国产麻豆精品一区二区三区V视界 精品国产亚洲av麻豆 | 暴虐sm调教a片| 欧洲多毛裸体xxxxx| 再深点灬舒服灬太大了网站| 处破女a片免费观看| 狠狠人妻久久久久久综合九色| 被全班玩弄的小柔h| 黄页网站免费频道大全| 丁香花在线视频完整版| 久久久久久av无码免费网站下载| 女技师强制高潮xxxx按摩| 男女一对一免费视频| 明星的发泄室nph| 精品人妻码一区二区三区| 日本真人做爰免费的视频| 欧美性生交a片免费看| 男人日女人| 电击惩罚花蒂榨乳调教小说| 久久热精品视频| 初尝黑人巨砲波多野结衣| 羞羞答答麻豆国产免费观看| 亚洲精品久久久久久久久久久| 国产乱人伦精品一区二区| free紧videoxx粗又长| 国模杨依粉嫩蝴蝶150p| 无码h黄肉3d动漫在线观看| 欧美不卡一区二区三区| 国产l精品国产亚洲区久久| 国产奶头好大揉着好爽视频| 日本最新男男gayjapan | 亚洲av无码国产精品色午友在线| 总裁攻紧致h粗大学生受小说|