All Photos(1)

8.22324

Supelco

1,2-Propanediol

EMPLURA®

Synonym(s):
1,2-Propylene glycol, 1,2-Propanediol
Linear Formula:
CH3CH(OH)CH2OH
CAS Number:
Molecular Weight:
76.09
MDL number:
EC Index Number:
200-338-0

Quality Level

vapor pressure

0.11 hPa ( 20 °C)

assay

≥99% (GC)

form

liquid

autoignition temp.

371 °C

potency

19400-36000 mg/kg LD50, oral (Rat)
20800 mg/kg LD50, skin (Rabbit)

expl. lim.

2.4-17.4 % (v/v)

impurities

≤0.2% Water

refractive index

n20/D 1.43

pH

6-8 (20 °C, 100 g/L in H2O)

bp

188 °C/1013 hPa

mp

-59 °C

transition temp

flash point 99 °C

density

1.04 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

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

InChI key

DNIAPMSPPWPWGF-UHFFFAOYSA-N

Related Categories

Analysis Note

Purity (GC): ≥ 99.0 %
Identity (IR): conforms
Density (d 20 °C/ 4 °C): 1.036 - 1.037
Water: ≤ 0.20 %

Legal Information

EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

10 - Combustible liquids

WGK Germany

WGK 1

Flash Point(F)

219.2 °F - closed cup

Flash Point(C)

104 °C - closed cup

Certificate of Analysis

Certificate of Origin

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service