Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2

NPD Cocktail 5 S-4273 Unit size: 1 ml, 5 x 1mL, 10 x 1mL in isooctane 0711,10 Naphthalene 1.0 mg/ml 0816,14 Phenanthrene 0.5mg/ml 0884,12 Dibenzothiophene 0.25mg/mL

Hexabromobenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-82-1

Bis(1,3-dichloro-2-propyl) phosphate-d10, 1.2ml x 50ug/ml, acetonitrile