• PH meter

    Posted by fotis83 on December 27, 2022 at 8:19 pm

    I am an amateur soap maker and now for 2 years we have been dealing with various cosmetic preparations and surfactant-based bubble baths and shampoos. As an amateur, which ph meter should I use?

    Graillotion replied 1 year, 3 months ago 2 Members · 1 Reply
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