All u really need is isoproply alchol(rubbing alchol) i jus picked up some today n it cleaned my bong better than any mainstream cleaning solution ive ever bought try to find one thats atleast 90% or more jus bc it will clean easier also run some really hot water through or over ur piece so u can soften up the build up of resin n crAp no salt really necessary i found some rubbing alchol in walgreens thats 91% n it worked like a charm.