3,3',4,5,5'-Pentachlorobiphenyl (127)

Parathion,100 µg/mL,cyclohexane,1mL,

Fenthion-sulfoxide, 10µg/ml in Acetonitrile, 10ml

Salicylic acid-d4 (3,4,5,6-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-10, Cas.no. 7864-17-0