I took
สารกันเสีย Caprylhydroxamic Acid to dissolve with
Butylene Glycol as the information says but it precipitates into white flakes, not dissolved. Then put it in a portion of the water. It was the same scale. When it is heated, it melts, but once it cools, it becomes flakes as before. Is it normal for this kind of substance? (Recipe to make a very liquid serum) or
สารกันเสีย This one is suitable for cream/gel texture, very confused.