Interview Question

Senior CHEMIST Interview

-Clark, NJ

L'Oréal

What type of preservatives would you use in a hydro alcoholic formulation, O/W Emulsion, W/O.

AnswerAdd Tags

Interview Answer

1 Answer

0

Depends on formula and amount of alcohol present. If more than 10-15% OH than you don't really need one.

Anonymous on

Add Answers or Comments

To comment on this, Sign In or Sign Up.