PCB No. 21, 100µg/ml in Isooctane, 1ml

Methylphenyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 14173-25-2

2,2',4,4',6-Pentabromo-6'-hydroxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene

2,4-Dimethylpyridine,neat,neat,100mg,