2',3,4,4',5-Pentachlorobiphenyl (123) Back Catalog number: 66123 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677971 Chlorpyrifos, 100 µg/ml, Toluene, 1ml Price on request 3481.7-100-AN Phorate-oxon Price on request 59917 ICP / OES Mix Price on request