Discussions tagged with 'hair mask' VinTec Behentrimonium Methosulfate in hair conditoners Trng1122 replied 1 year, 5 months ago 7 Members · 12 Replies Formulating Emily2001 Need formulation services for keratin hair smoothening system Gunther replied 6 years, 1 month ago 5 Members · 5 Replies Requests / Opportunities Viewing 1 - 2 of 2 discussions