Maxwell Additives supplies a range of liquid phosphonate retarders,including Olklin-CAM-100, which improve flow and workability uponaddition of low concentrations. Phosphonate retarders also performwell at high temperatures and increase concrete strength. MaxwellAdditives exports and supplies Olklin-CAM-100 solutions in 65 Kgcarboy, 250 Kg drum & 1250 Kg IBC.