WS Chorinated DBP’s - EPA Method 551

C27 1-Methyl triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-27-0

Benzoic acid-(ring-d5), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no.

17b-Estradiol-2,4,16,16,17-d5, 100µg/ml in Acetonitrile, 5ml