Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml Back Catalog number: EDF-6999-10X Availability: In the manufacturer's stock Price on request - + Recommended 0997.46-10MG n-Hexatetracontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 7098-24-0 Price on request 680356 D6-Chlorpyrifos-methyl, 10mg Price on request 0812.15-K-IO 2-Methylphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2531-84-2 Price on request