哥也操-搞逼综合网-高颜值美女啪啪-高颜值露脸极品在线播放-高颜值大长腿美女啪啪-高清在线免费观看

Main Products

 Phenoxycyclotriphosphazene Poly(diphenoxy)phosphazene
PRODUCTS
Current Location: HOME >> PRODUCTS
Diphenylphosphine oxide
Structure type:

Product name: Diphenylphosphine oxide; Diphenylphosphane oxide; Diphenylphosphaneoxide

Abbreviation: GC-DPO, DPO

CAS NO.: 4559-70-0

Molecular formula: C12H11OP   

Molecular weight: 202.19

Physicochemical properties: white solid without obvious odor. Melting range is 50~56℃ (lit); boiling point is 329.2℃ (760 mmHg), flash point is 152.9℃.

Technical index:

    1. Appearance: white solid
    2. Content: ≥98.0%
    3. Drying loss: ≤0.2%   

Packing: 20KG/ bag or according to customer requirements packaging (remove the plastic bag)

Storage: keep in cool and dry place, tightly sealed.

Main uses: the product is an important organic phosphorus intermediate that is commonly used in preparing triphenylphosphine oxide Wittig-Horner reaction reagent, and etc.

< BACK >

 
點擊這里給我發消息
2393526842
 
 
 
 
主站蜘蛛池模板: 2020国产成人精品视频| 看免费黄色大片| 天堂资源中文网| 久久永久免费人妻精品| 亚洲国产精品久久艾草| 初女破初的视频| 久久精品国产色蜜蜜麻豆| 一本色综合亚洲精品蜜桃冫 | 欧美俄罗斯乱妇| av无码久久久久不卡免费网站| 日韩欧国产精品一区综合无码| 欧美十次| 大屁股熟女一区二区三区| 丁香五月天综合缴情网| 亚洲自偷自偷图片| 天天天天做夜夜夜夜| 永久免费av网站可以直接看的| 看免费黄色大片| 亚洲av无码国产一区二区三区| 一级待一黄aaa大片在线还看| 中文人妻av久久人妻18| 99久热成人精品视频| 比比资源先锋影音网| 少妇高潮惨叫久久久久久电影 | 中文人妻av久久人妻18| 精品久久久久久无码中文字幕漫画 | 成人精品综合免费视频| 永久免费在线观看| 亚洲精品97久久中文字幕无码| 手机看片久久国产免费| 国产成人啪精品午夜在线观看| 风间由美性色一区二区三区| 人妻插b视频一区二区三区| 曰本女人与公拘交酡| 日韩精品射精管理在线观看| 色综合色天天久久婷婷基地| 欧美va亚洲va在线观看| 成人夜色视频网站在线观看| 黄色a级国产免费大片| 久久精品国产亚洲av无码偷窥| 亚洲成人av|