TFNA, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 681202 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 57233 Arsenic (As) Price on request 2654.12-100-IO 4-Chloro-4'-fluorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 398-22-1 Price on request BDE-139 2,2',3,4,4',6-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request