久久久精品2019中文字幕超碰_粗黑进进出出粉嫩视频_特黄特色的大片在线观看_无码一本一道久久

Name:UV-327

CAS NO:3864-99-1

Molecular formula:C₂₀H₂₄N₃OCL

Molecular weight:357.9

Purity(%):99

Melting point(°C):154°C-158°C

Application: Used in PO,PVC,PMMA,POM,PU,ABS,especially suitable for PP fiber .