2,4-Dibromobiphenyl, 1.2ml x 50ug/ml, nonane

p-Xylene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 106-42-3

CONOSTAN Standard S-21, 500 ppm, 100g

2-Amino-5-chloropyridine