PCB Congeners Back Catalog number: 94990 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676893 Pyroxsulam, 100mg Price on request 3623.20-10MG 17 alpha-Ethynylestradiol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 57-63-6 Price on request 9929.20-50UG 8:2 Di-PAPS-d4, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. Price on request