Sodium Perchlorate (18O4) Back Catalog number: 54022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10909.12-100-IO 2,3,3',4,5,5'-Hexachlorobiphenyl-2',4',6'-d3,100 µg/mL,isooctane,1mL Price on request 1340.12-100-T 4-Nitrobiphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 92-93-3 Price on request BDE-189 2,3,3',4,4',5,5'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request