Pesticides Calibration GC-MS/MS Back Catalog number: 98681 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended GLC-673-B GLC reference standard GLC-673-B, 100mg Price on request 70951 Ronnel (Fenchlorphos), 1000µg/ml in MeOH, 1ml Price on request 676113 2,4-DB, 250mg Price on request