A selection of Nicotine shots from Hangsen. Used to add nicotine to a short fill eliquid bottle containing no nicotine.
Adding 1 x 10ml nicotine shot to a 50ml short fill e-liquid creates 60ml of 3mg nicotine e-liquid. Adding 2 x 10ml nicotine shots to 100ml shortfill will create 120ml of 3mg nicotine containing e-liquid