2,4-D n-butyl ester Back Catalog number: 83601 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4273-ASS-IOX5 NPD Cocktail 5 S-4273 Unit size: 1 ml, 5 x 1mL, 10 x 1mL in isooctane 0711,10 Naphthalene 1.0 mg/ml 0816,14 Phenanthrene 0.5mg/ml 0884,12 Dibenzothiophene 0.25mg/mL Price on request PCB-ST-A2 Native PCB Stock Solution , 1.2ml , nonane Price on request DF-IS-J100 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request