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Propylene Glycol Food Grade Pharmaceutical Grade

December 27, 2024
Model NO.: PRO1
HS Code: 290532000

Propylene glycol, also called propane-1, 2-diol, is an organic compound with the chemical formula c3h8o2.

Items Specification
Color(apha color) 10max
Moisture(weight %) 0.2max
Specific gravity(25ºc) 1.035-1.037
Refractive index(25ºc) 1.4307-1.4317
Distillation range(l, ºc) 184-189
Distillation range(u, ºc) 184-189
Distillation volume(vol%) 95min
Indentification Passed
Acidity(ml) 0.20max
Chloride(weight %) 0.007max
Sulfate(0.006max) 0.006max
Heavy metals(ppm) 5max
Residue on ignition(weight %) 0.007max
Organic volatile impurity chloroform(ug/g) 60max
Organic volatile impurity 1.4 dioxane(ug/g) 380max
Organic voltile impurity methylene chloride(ug/g) 600max
Organic voltile impurity trichloroethylene(ug/g) 80max
Assay(glc%) 99.5min
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