tolu balsam การใช้

• In 1841, he began his experiments with investigations of oil of turpentine and tolu balsam, in the course of which he discovered toluene.
• Natural fixatives are resinoids ( benzoin, labdanum, myrrh, olibanum, storax, tolu balsam ) and animal products ( ambergris, castoreum, musk, and civet ).
• Friar's Balsam, which is a tincture ( an alcoholic solution ) of tolu balsam and aloes as well as benzoin styrax, can still be found in many bathroom cabinets and medicine cupboards.