QC Standard 1 Back Catalog number: 53084 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3487.15-100 Prochloraz, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 67747-09-5 Price on request RPC-119AS 3,4,4-Trichlorobiphenyl (BZ-37) 929,09 Kč 696,82 Kč 2823.10-50-ME n-Perfluorodecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-76-2 Price on request