Propylene glycol
-
- Category :
Organic chemicals and Derivatives
- CAS NO : 57-55-6
- EC NO : 200-338-0
- Molecular Formula : C3H8O2
- Main Specifications : 99%min.
- Synonyms : Propane-1,2-diol;Propylene Glycol;Glycol-Propylene;Dowfrost(Tm);
Package: 215kg or 220kg /drum
Uses : Solvents
Molecular Structure:
Product description:
Product Name:
Propylene Glycol (PG)
Synonyms:
1,2-Propanediol
CAS No.:
57-55-6
EINECS:
200-338-0
Molecular Formula:
C3H8O2
Molecular Weight:
76.09
Physical properties:
Colorless liquid with steady viscosity and good water absorption.
It is nearly odorless, uninflammable and minutely toxic.
Its viscosity (20oC), specific heat capacity (20oC) and latent heat of vaporization (101.3kpa) are respectively 60.5mpa.s, 2.49KJ/(kg. oC) and 711KJ/kg.
It can be mixed and solved with alcohol, water and various organic agents.
Specification:
Index
Pharma Grade
Technical Grade
Appearance
Colorless, viscous and transparent liquid
PG content %
99.90
99.50
Moisture %
0.10
0.20
Color (Pt-Co)
10
16
Relative density d2020 g/cm3
1.035-1.038
1.035-1.040
Index of refraction(nd20)
1.431-1.435
1.428-1.435
Acidity(as acetic acid), %
0.01
0.02
Distillation range(IBP-DP) C
184-190
183-190
Application:
Used as intermediates of resin, plasticizer, surface active agent, emulsifying agent and demulsifier.
Used as Carrier solvent,moisturing agent,stablizer and emulsifering etc.in cosmetics.
Used in pharmaceutical industry.
Packing:
250kg/fiber or iron drum, 80 drums per 20"FCL.
Storage:
Stored at a dry and ventilated location away from fire and other dangerous goods, and should avoid direct sunlight.
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