Baquacil CDX 2 Pack Baquacil CDX 1/2 Gallon Step 3 of the Baquacil 3 Part System Finally a cure for pool water pink slime or swimming pool water mold! When used with Baquacil Oxidizer CDX it will prevent water mold growth from returning The New Baquacil CDX System from Baquacil is an enhanced CHLORINE-FREE system