Surrogate Standard Back Catalog number: 91625 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9716.12.50-IO 2,2',3,3',4,4',5,5'-Octabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 71964 4-Chloro-2-nitroaniline Price on request 676951 Alachlor ESA sodium salt, 100µg/ml, Acetonitrile, 1ml Price on request