Propylene Glycol

Propylene Glycol tech grade

Structural formula



Specification

Relative Molecular weight : 76.09
CAS No. : 57-55-6
Quality indexes

Item Index
Color, APHA Max. 10
Content% Min. 99.0
Moisture% Max. 0.2
Specific Gravity (20/20) 1.035-1.039
Free acid,(CH3OOH),ppm Max. 75
Residue, ppm Max. 80
Distillation range>95% 184-190
Index of refraction 1.433-1.435

Packing

Packed in galvanized iron drums, net weight 200kg/drum. And packed according to the clients' requirement.

Propylene Glycol Pharmacy grade

Specification

Relative Molecular weight : 76.09
CAS No. : 57-55-6
Quality indexes

Item Index
Color Tone (APHA) 10 max
Water,% 0.2 max
Specific gravity (20/25 ¯C) 1.0350~1.0410
Refractive index(25¯C) 1.4307~1.4317
Distillation range (L), ¯C 184.0~189.0
Distillation range (U),¯C 184.0~189.0
Distillation volume, Vol% 95 min
Identification passed
Acidity, ml 0.20 max
Chloride, % 0.007 max
Sulfate, % 0.006 max
Heavy metals, ppm 5 max
Residue on ignition, % 0.07 max
Organic Volatile impurity Chloroform, ´µg/g 60 max
Organic Volatile impurity 1.4 dioxane, ´µg/g 380 max
Organic Voltile impurity methylene chloride,´µg/g 600 max
Organic Voltile impurity trichloroethylene, ´µg/g 80max
Assay, GLC% 99.5 min

Packing

Packed in galvanized iron drums, net weight 200KG/drum.