Mixed Calibration Standard 1 Back Catalog number: 53053 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673511 Chlorpyrifos-methyl, 10.0 µg/ml, Ethyl acetate, Price on request N368489 1,4-Naphthoquinone-d6, 10mg Price on request 3851.13-K-IO (+/-)-Ibuprofen-d3, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121662-14-4 Price on request