3-Chloro-2-nitrobenzoic Acid, >98%, 5g

3,5-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1964-45-0

n-Propyl acetate,1000 µg/mL,MeOH,1mL,

Corn flour - Trace elements, 50g