EPA Method 525 - PCB Standard Back Catalog number: 19063 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94751 3,3’-Dimethylbenzidine Price on request 0041.18-10MG 5-Nitrobenzo[c]phenanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 64356-30-5 Price on request C11920000 Cyromazine, 250mg Price on request