4-Nitroquinoline-1-oxide Back Catalog number: 70496 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3741.12-100-IO 2,3,4',5,6-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 18259-05-7 Price on request 92222 ECH Standard Price on request 2689.34-10UG 17 alpha(H),21ß(H)-(22R)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 67069-14-1 Price on request