If I have a 1.5ml ampule but only want to take 1ml of it this day, what do I cover it up with so that next time I am sure that the liquid is still clean. (I will use the rest 3 days later
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If I have a 1.5ml ampule but only want to take 1ml of it this day, what do I cover it up with so that next time I am sure that the liquid is still clean. (I will use the rest 3 days later
just put the rest in a syringe for later use