Calculator – Strengthen a Weak Solution with Solid Strengthen a Weak Solution with Solid Enter weak solution concentration (%): 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 45 Weak solution density (lbs/gal): Enter gallons of weak solution to strengthen (gal): Enter desired solution concentration (%): 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 45 Desired solution density (lbs/gal): Depending on product used, add… Result: Pounds of 77% Flake (lbs): Final Solution Volume (gal): OR Pounds of 90% Pellets (lbs): Final Solution Volume (gal): OR Pounds of 94% Mini-pellets (lbs): Final Solution Volume (gal): Back