propylene glycol food grade, pharma grade Packaging & Delivery Packaging Detail:Packed in 215kg iron drums ... .037520°C (g/cm³)Color5 max5APHA ColorAppearanceColorless transparent liquidConclusionHIGHT GRADE Pharma grade ItemIndexColor Tone (APHA)10 maxWater,%0.2 maxSpecific gravity ... , ice inhibitor and moisture preserving agent for tobacco. Propylene Glycol (pharma & food grade)