Microcystin YR, 10µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 101064-48-6

3,5-Dichlorobenzoic acid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51-36-5

Imidan, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 732-11-6

BTEX (20 µg/mL)