日韩电影免费在线观看,好涨好爽好硬免费视频,国内自拍第1页色爱综合网,69视频在线观看,高h辣h双处全是肉一对一,另类国产精品一区二区

Products Name: 1-fluoronaphthalene

CAS : 321-38-0
Molecular formula: C₁₂H₉F
Molecular weight:

Melting point:
Boiling point : 248°C，760 mmHg
Density : 1.083g/cm3
Content :
Packing :

Appearance :

Usage :

Contact: Wei Furong Tel:86-533-2869301 13506432153 Fax 86-533-2869262