Butterfield's Phosphate Buffer (BPB), pH 7.2, is utilized as a diluent in the preparation of sample dilutions and microbiological suspensions in laboratory processes. • Product meets AOAC, APHA, ASM, BAM, SM-Dairy, SMWW, Harmonized USP/EP/JP, and USDA reference methods and performance criteria.• Butterfield's Phosphate Buffer should be used by trained professionals within a laboratory setting. • Product is not intended for use in the diagnosis or treatment of disease or other human conditions.• Also known as Phosphate Buffer, pH 7.2, and Butterfield's Phosphate Buffered Dilution Water.