Propazine, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 684108 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 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 681199 4-Chlorobenzoic acid, 250mg Price on request 676734 D10-Chlorpyrifos, 20mg Price on request