Instrument Standard 6 Back Catalog number: 52083 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676147 8,9-Z-Avermectin B1a, 100 µg/ml, Acetonitrile, 1 Price on request 676395 Tri-n-octyltin chloride, 25mg Price on request PFAC-MXA Native PFCAs and PFSAs Solution/Mixture, 1.2ml, methanol Price on request