Talc

**Definition:** Finely powdered native hydrous magnesium silicate. It is used as a dusting powder, either alone or with starch or boric acid, for medicinal and toilet preparations. It is also an excipient and filler for pills, tablets, and for dusting tablet molds. (From Merck Index, 11th ed)

**Tree numbers:** - D01.524.500.850 - D01.578.725.500.800 - D01.837.725.700.760.535.800

**Synonyms:** - Talcum Powder