PaeoniaPreserve can be used in formulas with pH ranges. Approximately 3.5-7.0 if higher than that There will be a problem of deterioration, so if you want to use PaeoniaPreserve acts as สารกันเสีย In the formula, the pH of the formula must be adjusted. in this periodcan use สารกันเสีย PaeoniaPreserve or not? (PH value of soap is around 6- 9 depending on use Citric Acid to adjust PH)
PaeoniaPreserve is not a problem with Any kind of Emulsifier ?And can be used together with emulsifiers for mixing. น้ำหอม in all liquid soaps?