N-(3-dimethylaminopropan-1-yl)perfluoro-1-hexanesulfonamide, 1.2ml x 50ug/ml, methanol

N-Nitrosopiperidine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 100-75-4

Caffeine, 100 µg/ml, Methanol, 1ml

Picloram, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1918-02-1