The 1,2-Propanediol, available in a 25-liter plastic container, belongs to the category of Aliphatic Alcohols. Its CAS Number is 57-55-6. This organic compound, known as Propylene Glycol, has a Molecular Weight of 76.10 g/mol and may pose narcotic effects, as indicated by its Hazard Statement. It is a heavier-than-air liquid with a Boiling Point of 370.8°F at 760 mmHg and a Melting Point of -76°F.

• CAS Number: 57-55-6
• Molecular Formula: C3H8O2
• Molecular Weight: 76.09
• Exact Mass: 76.052429494
• Boiling Point: 370.8 °F at 760 mmHg (NTP, 1992)
• Melting Point: -76 °F (NTP, 1992)
• Vapour Density: 2.62 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Danger
• Hazard Statements:
• H336: May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]