Ibuprofen, 100 µg/ml, Methanol, 1ml Back Catalog number: 681069 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71038 Isobutylbenzene Price on request 15900-4100-100AN5 Propachlor, 100μg/ml in Acetonitrile, 5ml Price on request 10719.9-K-T 1-Indanone,1000 µg/mL,toluene,1mL, Price on request