can someone tell me how to determine salicylic acid, borax, and
resorcine in cosmetic products such as face tonic? for the
information, these active substances are dissolved in mixture of
alcohol and water with the presence of aceton and propylene glycol.
thank you so much.....
Steve - 03 Jul 2008 20:12 GMT
> can someone tell me how to determine salicylic acid, borax, and
> resorcine in cosmetic products such as face tonic? for the
> information, these active substances are dissolved in mixture of
> alcohol and water with the presence of aceton and propylene glycol.
> thank you so much.....
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