大黄瓜av,在线观看黄a,啪啪在线视频,决战桂林,日韩激情久久久,多啪啪免费视频,亚洲天堂不卡

TetraBromoBisphenol A (2,3-Dibromopropyl) ether is a white powder, low toxicity, soluble in benzene, acetone, chloroform, etc., insoluble in water and hexanol, with decomposition temperature greater than 285 ° C. Product, flame retardant effect is better. TetraBromoBisphenol A (2,3-Dibromopropyl) ether, as an additive flame retardant, is a highly effective flame retardant containing both aromatic bromine and aliphatic bromine, and has excellent thermal stability and light stability. Mainly used in polypropylene, polypropylene, polypropylene resin, polyvinyl chloride resin, resin. Compared with 1,2,5,6,9,10-Hexabromocyclododecane, the decomposition temperature is higher. In some aspects, 1,2,5,6,9,10-Hexabromocyclododecane cannot be replaced.
Product name: TetraBromoBisphenol A (2,3-Dibromopropyl) ether
Molecular formula: C21H20Br8O2
CAS number: 21850-44-2
Molecular weight: 943.61