Prometon, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 677921 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8881.8-50-IO Pentabromoethylbenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 85-22-5 Price on request 675994 Fenthion-sulfoxide, 100 µg/ml, Toluene, 5ml Price on request 82507 EPA Method 8250/8250A Cal Check BNS Price on request