2,4-D-iso-propyl ester, 250mg Back Catalog number: 679775 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 93491 EPA Method 504 - EDB & DBCP Price on request 11775.12-10-IO 2,2',3,3',4,5,5',6,6'-Nonachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 0884.12-500-IO Dibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 132-65-0 Price on request