Cosmetics Products Analysis


Re: สอบภามก่อนสั่งชื้อค่ะ

sharing your analysis of cosmetics products on the market

Re: check before ordering

Postby staff » Tue Jun 25, 2019 12:42 am

Hi, if the formula has a pH too high, adjust it by using a weak acid, for example Lactic Acid , Citric Acid if the pH is too low in the formula, adjust it by using a weak alkali, for example Triethanolamine
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