1g mixes with 1ml no problem so 2ml is ok, Never go spherical the houses like hyper jester is stating just warmth your 1g in the shot glass in the cup of warm h2o then insert your 50/50 eliquid, mix then set as part of your tank, It is so simple as that. Depart it ten mins to saturate then blast offcopyright therapy is often a kind of cure that uti