Propylene Glycol: grade & concentration comparison

Alliance Chemical stocks 11 variants of Propylene Glycol (CAS 57-55-6): 60%, Technical 60%, USP 60%, USP Grade 50%, Technical Grade 40%, USP Grade 40%, 20%, Technical 20%, USP 20%, Technical Grade, USP Grade. Compare grade, concentration, and transport classification below, then open the SDS, technical data sheet, or certificate of analysis for the variant you need.

CAS 57-55-6 · 11 variants

VariantGradeConcentrationHazardDocuments
Propylene Glycol 60% Inhibited in a 1-gallon white plastic jug, Alliance ChemicalPropylene Glycol 60% Inhibited—60%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 60% Technical Grade in a 1-gallon plastic jug from Alliance ChemicalPropylene Glycol 60% Technical GradeTechnical60%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 60% USP Grade in a 1-gallon translucent plastic jug for pharmaceutical formulation, Alliance ChemicalPropylene Glycol 60% USP GradeUSP60%SDSTDSCOA
Propylene Glycol 50% USP Grade solution in a 1-gallon white plastic jug by Alliance ChemicalPropylene Glycol 50% – USP Grade (C3H8O2)USP Grade50%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 40% Technical Grade in a 1-gallon plastic jug, Alliance Chemical for heat-transfer systems and chillersPropylene Glycol 40% – Technical GradeTechnical Grade40%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 40% USP Grade in a 1-gallon white plastic jug with handle, Alliance ChemicalPropylene Glycol 40% – USP Grade (C3H8O2)USP Grade40%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 20% Inhibited in a 1-gallon plastic jug from Alliance Chemical for HVAC and facility maintenancePropylene Glycol 20% Inhibited—20%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 20% Technical Grade liquid in a 1-gallon white plastic jug, Alliance ChemicalPropylene Glycol 20% Technical GradeTechnical20%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol 20% USP Grade in a 1-gallon white plastic jug from Alliance ChemicalPropylene Glycol 20% USP GRADEUSP20%
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol Technical Grade in a 1-gallon plastic jug from Alliance Chemical for heat-transfer fluidsPropylene Glycol Technical GradeTechnical Grade—
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA
Propylene Glycol USP Grade 100% in a 1-gallon translucent plastic jug, Alliance ChemicalPropylene Glycol USP GradeUSP Grade—
GHS pictogram: Irritant / harmfulGHS pictogram: Health hazard
SDSTDSCOA

About these grades

All variants share CAS 57-55-6. Grade and concentration determine purity specification and strength; each variant's exact specification, hazard classification, and a certificate of analysis are published by Alliance Chemical and linked above. Lot-specific certificates ship with every order.