1-Naphthaldehyde,1000 µg/mL,isooctane,1mL,

Oxydemeton-methyl, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 301-12-2

Indeno[1,2,3-cd]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 203578-33-0

D8-Ciprofloxacin hydrochloride hydrate, 100 µg/ml,