... Antisepsis, sterilization, water cleaning, bleaching, killing alga, deodorize tcca 90%, pool watertreat chemical Technical index : Grade\index value\ ... index nameBest qualityFirst gradeQualifiedEffective content of chlorine % ≥90.089.088.0Content of water % ≤0.50.50 ... Plastic woven bag: 25kg/bag for TCCA, or per your requests tcca 90%, pool watertreat chemical tcca 90%, pool watertreat chemical