Want to make a spray to reduce acne on the back Ingredients Ethyl Ascorbic acid ( Vitamin C Ethyl Ether ) 3% Disodium EDTA 0.2% Tea Tree Oil (Water Soluble) 2.5% Complex Salicylic Acid (Powder, Water-Soluble) 2.5% Glycerin 99.5% 5% Water 85.5% Mild Preserved Eco 1% Mixing step Can gradually add vari...