... Formula: C10H14N2\ Usage:e cigarette Product Namesmoking Liquid with PG/VG (colorless liquid)Specification8mg/ml to 300mg/ml ... with Propylene Glycol8mg/ml to 300mg/ml with Vegetable GlycerinAppearanceColorless or shallow yellow oily ... , Davidof, Yuyan, SAM Mint, Turbsmoke, Hovana, Nport, Virginia, Gold&Silver, FPF, Cigar, Congress, 234, Slims, Peace, lark, RY 1 ...