SEMTOL 70/28 XT is a high-purity, white mineral oil refined to meet stringent pharmacopoeial standards. Physically, it is a clear, colourless, and odourless oily liquid with excellent chemical stability and hydrophobic properties. In pharmaceuticals, it functions as an effective emollient, lubricant, and moisture barrier. It is most commonly incorporated into topical dosage forms, such as ointments, creams, and lotions, as well as soft-gel capsules and laxative preparations.