HEY BUD go to wizard labs i got a 150ml of 36mg nic juice 50/50 pg/vg for 8$ a 150ml of vg and a 150 of pg about 9 flavors and some bottles and syringes for a grand total of 38$ i like the flavor apprentice(TFA) flavors better. if you want 12mg nic in a 30ml bottle fill it 1/3 full of nic juice (10ml) then what ever ratio of pg vg and 20% flavor about 5ML and bam diy jice for 3$ for 30ml hope this helps
