User Manual
Product name: DOWFROST™ Heat Transfer Fluid
Issue Date: 01/23/2015
Page 5 of 11
9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
Physical state
Liquid.
Color
Colorless
Odor
Characteristic
Odor Threshold
No test data available
pH
10.0 50% Literature
Melting point/range
Not applicable to liquids
Freezing point
supercools
Boiling point (760 mmHg)
152 °C ( 306 °F) Literature
Flash point
closed cup 104 °C ( 219 °F) Pensky-Martens Closed Cup
ASTM D 93 (based on major component), Propylene glycol.
open cup Cleveland Open Cup ASTM D92 None
Evaporation Rate (Butyl Acetate
= 1)
<0.5 Estimated.
Flammability (solid, gas)
Not applicable to liquids
Lower explosion limit
2.6 % vol Literature Propylene glycol.
Upper explosion limit
12.5 % vol Literature Propylene glycol.
Vapor Pressure
2.2 mmHg Literature
Relative Vapor Density (air = 1)
>1.0 Literature
Relative Density (water = 1)
1.05 at 20 °C (68 °F) / 20 °C Literature
Water solubility
100 % Literature
Partition coefficient: n-
octanol/water
no data available
Auto-ignition temperature
371 °C (700 °F) Literature Propylene glycol.
Decomposition temperature
No test data available
Kinematic Viscosity
43.4 cSt at 20 °C (68 °F) Literature
Explosive properties
no data available
Oxidizing properties
no data available
Molecular weight
76.9 g/mol Literature
NOTE: The physical data presented above are typical values and should not be construed as a
specification.
10. STABILITY AND REACTIVITY
Reactivity: no data available
Chemical stability: Stable under recommended storage conditions. See Storage, Section 7.
Hygroscopic
Possibility of hazardous reactions: Polymerization will not occur.