伊人中文字幕无码专区_一级二级无码在线观看_亚洲一区精品动态图_亚洲一区精品动态图

1,2-dibromobenzene
CAS # :	583-53-9
Structural formula:
Molecular formula:	C₆H₄Br₂
Molecular weight:	235.904
Assay:	99%
Density:	1.936g/cm3
Melting point:	4-6℃
Flash point:	91.7°C
Vapor pressure:	0.129mmHg at 25°C
Appearance:	Colorless or light yellow liquid

BACK

四虎最新精品亚洲国产_亚洲АV电影天堂网无码_夜夜38亚洲综合网_久久久久99这里有精品10