-Can carry all kinds of acidic substances, and does not contain alcohol.
-Provides a highly stable acid.
-It is the most comfortable to use, without any burning sensation.
-The highest level of free acid and the largest proton transfer.
-Slow drying, reducing product consumption and improving the cost-effectiveness of treatment.
-Higher affinity for skin.
-Very low surface tension, which is beneficial to skin penetration and absorption.