Method 504.1MDL Mix Back Catalog number: 94020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675966 D5-Propachlor, 100 µg/ml, Acetonitrile, 1ml Price on request 3855.8-K-ME 2,2,3-Trimethylpentane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 564-02-3 Price on request 71845 2-Methyl-1-butanol Price on request