i just diluted a few products using perfumer’s alcohol,goes into 30ml bottles.i also bought some DPG to extend the duration,so how many drops of DPG should I add into a 30ml bottle? thanks in advance
i just diluted a few products using perfumer’s alcohol,goes into 30ml bottles.i also bought some DPG to extend the duration,so how many drops of DPG should I add into a 30ml bottle? thanks in advance