PCB Congener Surrogate Standard Mix Back Catalog number: 94568 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2728.3-100-ME N,N-Dimethylguanidine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 6145-42-2 Price on request 12082.9-100-ME cis-Pinic acid,100 µg/mL,MeOH,1mL, Price on request MET-13035B-100MG Phorate sulfone, 100mg Price on request