β-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml

N-Nitrosopiperidine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 100-75-4

2,4-Dibromophenol, 10µg/ml in MeOH, 10ml

Formaldehyde (0.5 ppm)