13C6-2,4-D, 100µg/ml in Acetonitrile, 1ml Back Catalog number: 691069 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 66097 2,2',3',4,5-Pentachlorobiphenyl (97) Price on request 0714.12-K-IO 1-Ethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1127-76-0 Price on request 82475 CCC Class III- Method 8261 Price on request