欧美军警gay巨大粗长,东北老女人高潮大叫对白,小莹乳液汁水停电了还能用吗,羞羞视频

WynPh ? Phosphrous Oxychloride
Advantages:

● It belongs to the strong Lewis acid, which is widely used in a variety of important synthesis such as dehydration, chlorination, phosphorylation and other reactions.

Typical properties:

Appearance 

Colorless clear liquid

Qualitative index 

High-class products

Content of POCl 3 , % 

≥99.5

Content of PCl 3 , %

≤0.2

Boiling range (105~ 109℃ , v / v%)

≥97.5

Content of Orthhosphoric acid (m / m%)≤0.2
Low arsenic POCl 3 (AS content, ppm)≤ 10
Application and Suggestion:

POCl 3 is widely used in the production of pesticide, pharmaceuticals, dye, phosphate ester flame retardants and plastic plasticizer, that is the raw material for the production of organophosphorus pesticide herbicides, etc. It is also used to to prepare long-acting sulfonamide drugs in the chlorination reaction, which is an intermediate for the production of dyes, chlorinating agent and catalyst for organic synthesis, and uranium ore extraction agent. In addition, POCl 3 is a solvent for liquid-liquid extraction in nuclear fuel reprocessing and a phosphorus dispersant in semiconductor industry.


Package & Storage:

20-30MT / ISO tank or 300kg / closed steel barrel. Store in a cool, dry, well-ventilated warehouse.

Back
在仓库玩50岁保洁女| 性一交—乱一性一A片在线播放| 欧美性生交xxxxx久久久| 国产女明星裸体xxxx| 丰满双乳秘书被老板狂揉捏| 老熟妇小伙子hd另类| 交换俱乐部娇妻奶呻吟啊视频| 公交车大龟廷进我身体里| 男女激情视频| 国产手机拍视频推荐2023| 国精品人妻无码一区二区三区软件| 调教超级yin荡玩物学生男男| 图片区小说区激情区偷拍区| 国产激情无码一区二区三区| 日韩三级| 息与子猛烈交尾在线播放| 三级蔷薇之恋| 国色天香一卡2卡三卡4卡乱码| 国产欧美一区二区精品性色| 亚洲熟女AV综合一区二区三区| 老女人重囗味456| 两男一女两根同进去舒服吗| 日本老熟妇maturebbw| 发电俏娇娃在线观看| 男女无遮挡xx00动态图120秒| 好色先生tv| 韩国演艺圈悲惨事件| 图书馆h含着粉嫩小奶头h漫画| 精品国产乱码久久久久久1区2区| 啊灬啊灬啊灬快灬高潮了| 教室停电 挺进她体内h| 久久精品中文字幕| 精产国品一二三产区区别在线观看| 杨门十二寡妇肉床艳史电影| 欧美av蜜桃一区二区蜜桃| 成人亚洲精品777777| 寡妇玩xxxxxx猛男| 金瓶梅杨思敏| 老师好大好爽我要喷水了视频| A片试看120分钟做受图片| 成人在色线视频在线观看免费社区 |