(±)-1,2-Propanediol ≥99.5% ACS

Supplier: BeanTown Chemical

Synonyms: Propylene glycol, 1,2-Propanediol, (±)-1,2-Propylene glycol, 1,2-Dihydroxypropane, (±)-1,2-Dihydroxy propane

124835-1L 124835-4L 124835-500ML
BT124835-1LEA 71.89 USD
BT124835-1L BT124835-4L BT124835-500ML
(±)-1,2-Propanediol ≥99.5% ACS
Propylene glycol

CAS: 57-55-6; EC No: 200-338-0; MDL No: MFCD00064272; RTECS: TY2000000 Liquid; Linear Formula: CH3CH(OH)CH2OH; Molecular Formula: C3H8O2; MW: 76.09 Melting Point: -60°; Boiling Point: 187°; Flash point: 103°C (217°F) Density (g/mL): 1.036; Refractive Index: 1.432 Hygroscopic


  • RTECS: TY2000000
  • Refractive index: 1.432
  • Hygroscopic
  • Liquid

Formula: CH₃CH(OH)CH₂OH
MW: 76.1 g/mol
Boiling Pt: 187.6
Melting Pt: -59
Density: 1.036 g/mL
Flash Pt: 103 °C (217 °F)
MDL Number: MFCD00064272
CAS Number: 57-55-6
EINECS: 200-338-0
Merck Index: 13,07947
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Specification Test Results

Assay 99.5% min.
Infrared Absorption Conforms to reference
GC Conforms to reference
Specific Gravity at 25°C 1.035-1.037
Color (APHA) ≤10
Acidity ≤0.20mL 0.10N NaOH
Titrable acid ≤0.0005meq/g
Ethylene Glycol ≤0.1%
Diethylene Glycol ≤0.1%
Inorganic impurities ≤3.5mg
Chloride (Cl) ≤1ppm
Sulfate (SO4) ≤60ppm
Heavy metals ≤5ppm
Water ≤0.20%
Residue on ignition ≤0.005%


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