PCB No. 50, 100µg/ml in Isooctane, 1ml Back Catalog number: 66050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70461 2-Nitropropane Price on request EPA-23CSAV Calibration Kit; Alternate Volume, 5 x 200ul, nonane Price on request 31421 Toluene Price on request