Dulbecco's phosphate buffered saline (DPBS), without calcium and magnesium, without phenol red, powder.Balanced salt solution used in a wide variety of cell and tissue culture applications like stabilizing of a physiological pH in cell culture media, washing cells prior to dissociation, transfection or passaging, and maintaining cell tonicity and viability during transport of cells or tissues. Dulbecco's phosphate buffered saline (DPBS), without calcium and magnesium, without phenol red, powder.Balanced salt solution used in a wide variety of cell and tissue culture applications like stabilizing of a physiological pH in cell culture media, washing cells prior to dissociation, transfection or passaging, and maintaining cell tonicity and viability during transport of cells or tissues.