Preservatives: Inactivation by cellulose derivatives

There’s one more thing to consider when using our preservatives – inactivation by cellulose derivatives! In this study, various cellulose derivatives were tested with various preservatives to see which ones retained their efficacy. Here’s the list…Methylcellulose reduced paraben efficacy.Methylcellulose, sodium carboxymethylcellulose, and hydroxypropylmethylcellulose all reduced phenoxyethanol efficacy.Gelatin reduced paraben efficacy.Polyvinylpyrrolidone (PVP) reduced paraben efficacy.A few…

You are not logged in. This content is for $1 Level, $5 Level, $3 Level and $10 Level members only. Please login if you are a member.
Log InSubscribe