CLP Pesticides & PCB's Resolution Check Mix

2,6-Dichlorobenzonitrile, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1194-65-6

13C2,15N2-Metronidazole, 10mg

24-Ethylcholest-5-en-3ß-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-46-5