Cephapirin benzathine, 100mg

Diethylene glycol mono(p-nonylphenyl) ether, mixture of isomers, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

Phenkapton, 10.0 µg/ml, Acetonitrile, 1ml

Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane