色婷婷久久综合久色综合,久久泄欲网,吃瓜黑料国产精品

United-States Propylene Glycol Suppliers, United-States Propylene Glycol Manufacturers.

ChemNet | Sign in | Join Now

Details for Propylene Glycol

Propylene Glycol

Category:

CAS NO:

EC NO:

200-338-0

Molecular Formula:

C₃H₈O₂

Molecular Weight:

76.09

Specification:

InChI:

InChI:1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3

Product description:
Clear, viscous, colorless liquid, practically odorless, hygroscopic.Component of cellophane.

Synonyms:

Propane-1,2-diol;Propylene Glycol;Glycol-Propylene;Dowfrost(Tm);

Molecular Structure:

if you are sourcing Propylene Glycol from United-States ,just feel free to inquire

潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图