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 94842 Acids Calibration Level 5 Price on request 2644.8-100-ME 2-Methyl-1-heptene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 15870-10-7 Price on request 9436.12-100 Acifluorfen, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 5059-66-6 Price on request