Azeotropes of Propylene Glycol

Compound specific Cravity at 20/20 C Boiling Point, C at 760 mm. Hg Boiling Pcnnt. C at 760 mm. Hg. Relative Volume of Layers at 20 C Specific Gravity at 20/20 C 

Proiofleiie yco dibutyl her 1.0381 0.7094 187.4 142.1 136 Upper layer 83 Lower layer 7  

Proiiyleiie glycol tohiene 1.0381 0.8683 187.4 110.6 108 Upper layer 98 Lower l er 2  

Trimethylene Glycol 1,3-Dihydroxypropane Beta-Propylene Glycol 

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