Mass-Labelled PCB Sampling Standard, 1.2ml, nonane

2,4'-Dichlorobenzophenone, 100 µg/ml, Ethyl aceta

4-Hydroxysulfadiazine,neat,neat,5mg

4-Heptanol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 589-55-9