2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 678405 Etridiazole, 100 µg/ml, Acetonitrile, 5ml Price on request 38147 WP Total Xylenes Price on request 1801.24-100-T p-Quaterphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 135-70-6 Price on request