EPA Method 551 Analytes

6-Chloro-5-methyl-2-(1-methylethyl)phenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 89-68-9

8:2Mono-PAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. 57678-03-2

1,3-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,