Piperonyl butoxide, 1000µg/ml in MeOH, 1ml Back Catalog number: 71280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-SE02-115 Ethanol standard in serum,0.2g/L,serum, 1.5mL Price on request 679173 13C2,15N2-Metronidazole, 10mg Price on request MTBBPA 3,3',5,5'-Tetrabromobisphenol-A [rings; 13C12], 50µg/ml in MeOH, 1,2ml Price on request