Drinking Water Standards Kit Back Catalog number: 53074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFHXDA Perfluoro-n-hexadecanoic acid, 1.2ml x 50ug/ml, methanol Price on request 11412.17-K-ME Doxylamine succinate,1000 µg base/mL,MeOH,1mL, Price on request 50110G TOC Calibration Standard Price on request