EPA Method 525 Standard

2-Methyl-1-[4-(1-methylethyl)phenyl]-1-propanone, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 72846-62-9

n-Alkanes C14-C32 (even + pristane/phytane) 12 Analytes, each 1000 µg/mL in isooctane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the even n-paraffins + pristane and phytane.

9-Carboxynonyl-7-carboxyheptyldimethyl ammonium bromide,neat,neat,10mg,