PH 39 (COSMETICS): active materials for medicated shampoos which has primary purpose of inhibiting the development of
microorganisms.

1 are also suggested for treatment to combine the properties of sulfur and those of quaternary ammonium compounds

Question

active materials for medicated shampoos which has primary purpose of inhibiting the development of
microorganisms.

1 are also suggested for treatment to combine the properties of sulfur and those of quaternary ammonium compounds

LEIGHTON DWIGHT OBILLOS · Accepted Answer

● Sulfur preparations have a fungicidal
action when applied externally

● Methyl/7-hydroxybenzoate (0.15%) and
perfume (0.2%)

1 Quaternary ammonium polythionates

Active materials for medicated shampoos which has primary purpose of inhibiting the development of microorganisms. 1 are also suggested for treatment to combine the properties of sulfur and those of quaternary ammonium compounds