Find the lowest price for:       All ProductsAdditives & Supplements     5.0 (1)   Add a review Kent Marine Tech CB Part B 64 oz.   Most reef aquarists know that when you add calcium, you must also add a buffer to keep pH at the appropriate level. With Tech CB parts A and B, you can add both of these important supplements to your tank in a simple,... Have a question? Ask the Experts! Compare Prices Product Spec Member Reviews Recommend to Friends Edit the spec Brand Kent Marine Category Calcium,Alkalinity Find more Additives & Supplements with Category: Alkalinity, Calcium Something wrong in this page? Let us know! Related products: More Kent Marine Additives & Supplements Other Additives & Supplements internal use: spec160 spec176 spec181 spec204