Melting point :-40 °C
Boiling point :>300 °C
Density :1.01 g/mL at 20 °C
vapor density :>1 (vs air)
Pour Point :-26
Pour Point :-45
vapor pressure :<0.01 mm Hg ( 20 °C)
refractive index :n20/D 1.451
Flash point :230 °C
solubility :H₂O: <0.01 % (w/w) at 25 °C
form :Viscous Liquid
Specific Gravity :1.005
color :White to light gray
Water Solubility :PRACTICALLY INSOLUBLE
FreezingPoint :-25
FreezingPoint :-40
Stability :Stable. Substances to be avoided include strong oxidizing agents.
LogP :0.01 at 25℃
NIST Chemistry Reference :Polypropylene glycol 425(25322-69-4)
EPA Substance Registry System :Polypropylene glycol (25322-69-4)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P330 Rinse mouth. P501 Dispose of contents/container to..…