Primary Calibration FID (EPH) Rev 1.0 Back Catalog number: 91785 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2312.12-100 Isoproturon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 34123-59-6 Price on request 681499 Doxycycline hyclate, 100 µg/ml, Methanol, 1ml Price on request BDF-12346789 Octabromodibenzofuran (96%), 1.2ml x 24ug/ml, toluene Price on request