午夜十二点正片免费看|男人天堂avav|1000部免费视频,91香蕉污,成人羞羞视频在线观看免费,日本网站免费观看

1,2-Pentanediol

Product Type Cosmetics raw materials
CAS No. 5343-92-0
Physicochemical properties

Appearance：Clear colorless liquid   Assay：99.5%MIN 
Structural formula 1,2-Pentanediol
Content 99.5%min
Detailed Introduction