Azaspirazide 3,1.25 µmol/L ,MeOH,0.5mL

PAH standard for liquid chromatography 16 PAH acc. to. EPA Method 610 in acetonitrile pack of 1mL

VOC Standard

Acetochlor-d11 (2-ethyl-6-methylphenyl-d11), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1189897-44-6