Water - Reagent Grade ASTM Type I Back Catalog number: 51091 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EN-1948STK PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 50444 Anion Mix IC (Mix) Price on request XA16370000AL Prometryn, 100μg/mL in Acetonitrile, 1ml Price on request