Preservatives: Choosing preservatives that work with cationic emulsifiers
In the previous Newbie Tuesday and Formulating Friday series/course, we took a look at different preservatives we could use instead of Germall Plus liquid. For the Ritamulse SCG series, we considered those which would work for anionic or negatively charged emulsifiers; for the Polawax, e-wax NF, Phytomulse, or Natragem EW series, we considered those that...