性欧美高清短视频免费-性欧美高清-性欧美丰满xxxx性久久久-性欧美大战久久久久久久野外-性欧美大战久久久久久久久-性欧美大战久久久久久久

Main Products

 Phenoxycyclotriphosphazene Poly(diphenoxy)phosphazene
PRODUCTS
Current Location: HOME >> PRODUCTS
2,5-Dihydroxyphenyl(diphenyl)phosphine Oxide
Structure type:

Product name: 2,5-Dihydroxyphenyl(diphenyl)phosphine Oxide,2-(Diphenylphosphinyl)hydroquinone
Abbreviation: DPO-HQ
CAS NO.: 13291-46-8
Physicochemical properties: white powder without irritant odor. Melting range: 211~215℃. Slightly soluble in methyl alcohol and methylbenzene, insoluble in water.
Technical index:

1. Appearance: white powder
2. Content: ≥98.0%
3. Drying loss: ≤0.20%

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 new-model reactive organic phosphorus flame retardant that is widely used in epoxy resin, copper-clad-plate, encapsulating material, and other fields.

< BACK >

 
點擊這里給我發消息
2393526842
 
 
 
 
主站蜘蛛池模板: 精品国产18久久久久久| 精品伊人久久大香线蕉综合| 欧洲熟妇色xxxx欧美老妇软件| 五月婷婷六月色| 日韩精品人妻系列无码专区免费 | 亚洲精品乱码久久久久久中文字幕| 国产肥白大熟妇bbbb视频| 天堂…中文在线最新版在线| 天堂资源地址在线| 中文字幕乱码人妻一区二区三区| 国产三级影院| 大又大粗又爽又黄少妇毛片| 亚洲国产欧美国产综合久久| 天天躁人人躁人人躁狂躁| 天堂资源官网在线资源| a级黄色毛片三个搞一| 牲高潮99爽久久久久777| 亚洲午夜私人影院在线观看| 少妇被粗大的猛进69视频| 人妻av中文字幕一区二区三区| 视频在线免费观看| 无码人妻丰满熟妇啪啪7774| www色视频片内射| 蜜芽亚洲av无码一区二区三区| 无码av片在线观看免费| brazzers在线| 久久久精品人妻一区二区三区四| 国产毛多水多高潮高清| 国产精品a成v人在线播放| 国产麻豆剧果冻传媒一区| a在线观看免费网站大全| 久久aaaa片一区二区| 五月丁香六月综合缴清无码| 上司揉捏人妻丰满双乳电影| 四虎国产精品免费入口| 国产午夜精品一区二区| 一本av高清一区二区三区| 干人人| 中文精品久久久久人妻不卡| 在线看片无码永久免费aⅴ| 国产乱国产乱老熟300部视频|