Propylene glycol

Synonym(s):                     Propylene glycol, 1,2-Propanediol

Linear Formula:                    CH3CH(OH)CH2OH

CAS Number:                     57-55-6

Molecular Weight:                 76.09

Index	Pharma Grade	Technical Grade
PG content % ≥	99.7	99.5
Moisture %     ≤	0.10	0.20
Color  (Pt-Co) No. ≤	10	16
Relative density d2020 g/cm3	1.035~1.038	1.035~1.040
Index of refraction(nd20)	1.431-1.435	1.428-1.435
Acidity(as acetic acid), % ≤	0.01	0.02
Distillation range(IBP-DP) oC	184~190	183~190
Appearance	Colorless, viscous and transparent liquid, No mechanical impurity

 

 

Scope of Application

 

  Propylene Glycol Pharma Grade can be used as a pharmaceutical carrier for human use, granule pharmaceutical agent, humectant, softener and solvent;

 

  It can also be used as a solvent in the veterinary medicine field and the pesticide field;

 

  It can be used as a tobacco essence, tobacco humectant, and preservative in the tobacco industry;

 

  It can be widely used as a humectant in the daily chemical industry.

 

Product Features

 

  the Company has made important technical improvements. the content of propylene glycol is over 99.8%, with few impurities. Other side reactions can be eliminated during use to provide higher stability.

 

  the samples are detected using imported high-end gas chromatograph, which ensures the accuracy of product quality.

 

  It has better hygroscopicity and antifreeze property.

 

Packaging and Transportation

 

 Propylene Glycol Pharma Grade can be packaged in a galvanized iron bucket or a plastic drum, with specifications of, 200 kg and 215 kg. and Packaged in an ISO tank or a liquid bag, or according to the requirements of customers.