Calibration Standard Set Back Catalog number: 53042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70312 Indole Price on request PCB-CS5-H Calibration sol. CS5 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl Price on request 3H180 2,2',3',4,4',5,5'-Heptachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane Price on request