MCPA methyl derivative Back Catalog number: 70938 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-C Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 1678.14-K-IO 1,1,1,3,12,14,14,14-Octachlorotetradecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-26-9 Price on request 677931 Tri-p-cresyl phosphate, 100mg Price on request