Propylene Glycol
Propylene Glycol 99,Propylene Glycol 99.5
Specification:

ITEM
 SPECIFICATION
 RESULT
 
PG content
 99.5% min
 99.83%
 
Moisture
 0.20% max
 0.09%
 
Relative density(20)
 1.035-1.039 g/cm3
 1.037
 
Burning residue
 0.008% max
 0
 
Distillation range(IBP-DP)
 184-190
 186-189
 
Index of refraction(nD20)
 1.431-1.435
 1.432
 
Colourity(Pt-Co)
 10 max
 6
 
Appearance
 Colorless,viscous and transparent liquid
 Colorless,viscous and transparent liquid
 
Conclusion:
The products of this batch number can reach the specification of the high grade by analysis