4-Nitropyrene Back Catalog number: 73264 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1578.23-5MG Pholcodine-N-oxide 1, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 433308-89-5 Price on request S-4443-100-5T PAH Mixture H 5 Analytes, each 100µg/mL in toluene; units: 1x1mL, 1x5mL Prod.no. Compound CAS.No. 0259.17 11H-Benzo[a]fluorene [238-84-6] 0218.17 11H-Benzo[b]fluorene [243-17-4] 0244.24 Dibenzo[a,e Price on request 681138 L-Carvone, 1ml Price on request