Basic information Physical and chemical properties Pharmacological effects Usage and Dosage Adverse reactions Precautions Preparation and specifications Glycerol esterification Content analysis Toxicity Usage limit Application Preparation Category Explosive hazardous characteristics Acute toxicity Flammability and Hazardous characteristics Storage Fire extinguishing agent Occupational standard Safety Related Supplier
Glycerol Structure

Glycerol

Chemical Properties

Melting point 20 °C(lit.)
Boiling point 290 °C
Density  1.25 g/mL(lit.)
vapor density  3.1 (vs air)
vapor pressure  <1 mm Hg ( 20 °C)
FEMA  2525 | GLYCEROL
refractive index  n20/D 1.474(lit.)
Flash point 320 °F
storage temp.  Store at +5°C to +30°C.
solubility  H2O: 5 M at 20 °C, clear, colorless
pka 14.15(at 25℃)
form  Viscous Liquid
color  APHA: ≤10
Specific Gravity 1.265 (15/15℃)1.262
Odor Odorless.
PH Range 5.5 - 8
PH 5.5-8 (25℃, 5M in H2O)
explosive limit 2.6-11.3%(V)
Odor Type odorless
Water Solubility  >500 g/L (20 ºC)
Sensitive  Hygroscopic
λmax λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.04
Merck  14,4484
JECFA Number 909
BRN  635685
Dielectric constant 47.0(Ambient)
Exposure limits OSHA: TWA 15 mg/m3; TWA 5 mg/m3
Stability Stable. Incompatible with perchloric acid, lead oxide, acetic anhydride, nitrobenzene, chlorine, peroxides, strong acids, strong bases. Combustible.
InChIKey PEDCQBHIVMGVHV-UHFFFAOYSA-N
LogP -2.32
CAS DataBase Reference 56-81-5(CAS DataBase Reference)
NIST Chemistry Reference 1,2,3-Propanetriol(56-81-5)
EPA Substance Registry System Glycerine (56-81-5)

Safety Information

Hazard Codes  F,Xn
Risk Statements  36-20/21/22-11
Safety Statements  24/25-39-26
RIDADR  UN 1282 3/PG 2
WGK Germany  1
RTECS  MA8050000
3
Autoignition Temperature 698 °F
TSCA  Yes
HS Code  29054500
Hazardous Substances Data 56-81-5(Hazardous Substances Data)
Toxicity LD50 in rats (ml/kg): >20 orally; 4.4 i.v. (Bartsch)

MSDS

Usage And Synthesis

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