COA of Polyhexamethylene biguanide hydrochloride 32289-58-0 COA of Polyhexamethylene biguanide hydrochloride 32289-58-0 By Haihang Industry|2020-12-25T13:55:42+08:00December 25th, 2020|Comments Off on COA of Polyhexamethylene biguanide hydrochloride 32289-58-0 Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: Haihang Industry