Our organization is offering an assorted variety of 500 ML Phosphate Buffered Saline 10X. It is to maintain a constant Ph. This range is used as a wash and dilution buffer. It to take a reference spectrum when measuring protein adsorption. 500 ML Phosphate Buffered Saline 10X is found in laboratory protocols for dilutions as well as a balanced solution that is normally used for a wider range of cell culture applications.