Discussions tagged with 'mild-preservative' I_M 1,2-Hexandiol as Preservative PhilGeis replied 6 months, 3 weeks ago 3 Members · 2 Replies Formulating ProfessorHerb Best mild preservatives for water based systems PhilGeis replied 3 years ago 3 Members · 2 Replies Formulating Viewing 1 - 2 of 2 discussions