2,3,3',4,4',5'-Hexachlorobiphenyl, 5mg Back Catalog number: C-157N Availability: In the manufacturer's stock Price on request - + Recommended 92691 EPA Method 525Mix #3 Price on request 10130.11-150-IO 2,3,4-Trimethylbenzothiophene, 150µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80421-98-3 Price on request 681566 D3-Atropine, 100 µg/ml, Acetonitrile, 1ml Price on request