国产美女视频黄a视频免费|2019日韩中文字幕mv|国产91对白在线播放丿|精品影院|午夜少妇拍拍视频在线观看

Contact Us
Nanjing duly Biotechnology Co., Ltd.
地址:南京市浦口區(qū)創(chuàng)芯匯2棟503
郵編:210031
電話:025 84699415
傳真:025 84699415

Polyacrylic resin Ⅳ

CAS No.: 24938-16-7
Item No.: R1572
Store at: RT

CAS No.: 24938-16-7

Molecular formula: (c8h15no2 · c8h14o2. · C5H8O2) x

Average molecular weight: 150000

Grade: BR

Viscosity: 5 ~ 20MPa · s

Relative density: 0.810 ~ 0.820

Refractive index: 1.380~1.395

Base number: 162 ~ 198

Loss on drying: ≤ 4.0%

Heavy metals: ≤ 0.001%

Arsenic salt: ≤ 0.0002%

Physicochemical properties  (the following information is for reference only): light yellow granular or flaky solid, with special odor. Dissolve in warm ethanol (within one hour), slightly dissolve in hydrochloric acid solution (9-1000) (within one hour), and insoluble in water. Polyacrylic acid resin is a resin made by copolymerization of acrylate and methacrylate and several other olefinic monomers.

Usage: This product is only for scientific research, and cannot be used for other purposes.

Save: RT

Copyright ?2021 南京杜萊生物技術(shù)有限公司 版權(quán)所有 Record No:蘇ICP備18062211號(hào)-1