QC Check Sample Back Catalog number: 59528 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680333 Cybutryne, 100 µg/ml, Acetonitrile, 1ml Price on request 2522.8-K-ME 4-Hydroxyphenylacetic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 156-38-7 Price on request 72009 1,2-Dimethyl-3-nitrobenzene Price on request