Fragrance oil deep violet musk 10ml our fragrance oils last much longer because they are diluted with another oil made from dipropylene glycol a more effective high quality fragrance oil. will help you get more use from your scented oil. the fragrance of the oil combined with an attractive oil burner provides a lovely ambience & a talking point for visitors to your home perfect for use in making soaps, perfumes, incense sticks, creams and lotions, body sprays, candles and shower gels.