2-Methylquinoxaline, 1000mg Back Catalog number: 683409 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30092 EPA Method 502/524 Volatile Mix E Price on request 2009.12-100-IO 2,3,4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74472-37-0 Price on request 676229 Fenthion, 100 µg/ml, Acetone, 1ml Price on request