Group 3 PCB’s - Low Toxicity Congeners Back Catalog number: 66214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673752 Butralin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 9812.2-100MG 2-Nitroaminoethanol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 74386-82-6 Price on request 79674 Dibenzothiophene Price on request