CLP - Semi-Volatile Base/Neutral Standard Back Catalog number: 91759 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0218.17-200-T 11H-Benzo[b]fluorene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-17-4 Price on request 675980 D5-Atrazine, 100 µg/ml, Acetone, 1ml Price on request 675302 Dichlobenil, 100 µg/ml, Acetonitrile, 5ml Price on request