quaternium-15 surfactant and preservative molecule formaldehyde releaser. 3d rendering. atoms are represented as spheres with.

quaternium15 surfactant preservative molecule formaldehyde releaser 3d rendering atoms are represented as spheres quaternium hexamethylenetetramine chloroallyl chloride quaternary ammonium salt allergy allergen allergic contact skin sensitiser sensitizer sensitisation sensitization patch test dermatology dermatologist hydrogen carbon nitrogen chlorine atomic model molecular compound composition chemical chemistry science scientific conventional color coding white grey blue green