Product Introduction PHPA Powder Solution Stability and One-Week Holding Guidance The family TDS states that recommended anionic solutions are stable for up to one week, but contamination, temperature, biological growth, shear, and equipment can shorten useful life. 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