国产乱人伦偷精品视频免下载_亚洲av无码一区二区三区天堂古代_欧美黑人性暴力猛交喷水_久久国产劲爆∧v内射_十八禁无码免费网站

Main Products

 Phenoxycyclotriphosphazene Poly(diphenoxy)phosphazene
PRODUCTS
Current Location: HOME >> PRODUCTS
Diphenylphosphinic acid
Structure type:

Product name: Diphenylphosphinic acid ,Bis(phenyl)phosphinic acid

Abbreviation: GC-DPPO, DPPO

CAS NO.: 1707-03-5

Molecular formula: C12H11O2P   

Molecular weight: 218.19

Physicochemical properties: white powder without obvious odor; Melting range is 193~197℃; noninflammable and nonexplosive matter.

Technical index:

    1. Appearance: white powder
    2. Content: ≥98.0%
    3. Drying loss: ≤0.3%
    4. Phosphorus content: 13.5~14.5%

Packing: 20KG/bag (lined with plastic paper bag) or at the request of client.
Storage: Keep in cool and dry place. Keep away from heat source and direct sunlight.
Main uses: the product is an important organic phosphorus intermediate that is widely used in medicine, pesticide, high polymer material, and other fields.

< BACK >

 
點擊這里給我發消息
2393526842
 
 
 
 
主站蜘蛛池模板: 国产熟睡乱子伦午夜视频| 欧美丰满老熟妇aaaa片| 丰满老熟妇好大bbbbb| 日韩欧美激情兽交| 国产精品玖玖玖在线| 激情人妻另类人妻伦| 亚洲精品日本久久一区二区三区| 国产精品热久久高潮av袁孑怡 | 日韩少妇内射免费播放18禁裸乳| 亚洲乱人伦中文字幕无码| 久久精品国产亚洲精品2020| 国产精品无码专区在线观看| 亚洲xxxx做受欧美| 乱中年女人伦av三区| 好吊色欧美一区二区三区视频| 欧美亚洲色欲色一欲www| 亚洲区欧美区综合区自拍区| 无码精品久久一区二区三区 | 欧美v国产v亚洲v日韩九九| 老鸭窝视频在线观看| 中文有码视频在线播放免费| 亚洲天堂2017无码中文| 日韩内射美女人妻一区二区三区| 国产成人乱色伦区| a级毛片无码免费真人| 妓院一钑片免看黄大片| 成人激情五月天| 国产中文欧美日韩在线| 久久久国产乱子伦精品| 免费观看av福利片| 成人午夜高潮a∨猛片| 2020年国产精品| 亚洲精品鲁一鲁一区二区三区| 99精品热这里只有精品| 97久久精品无码一区二区| 少妇一晚三次一区二区三区| 欧美刺激性大交| 99久久久无码国产精品不卡| 亚洲精品无码成人片久久 | 国产精品免费无遮挡无码永久视频| 亚洲av无码专区国产乱码4|