Product Introduction PHPA Powder Flocculant for Drilled Solids and Clay Removal Fine detritus and clay may require bridging into aggregates large enough for removal, but nonselective flocculation can capture useful solids or thicken the active system. BLUFLOC powder PHPA is described in the supplied family TDS as a water-soluble copolymer of anionic character used in drilling-fluid and selected oilfield applications. The four powder grades span very-high and ultra-high