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Cosmetics Products Analysis
Re: สอบภามก่อนสั่งชื้อค่ะ
sharing your analysis of cosmetics products on the market
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Re: check before ordering
by
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
Staff - MySkinRecipes
staff
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