Calibration Standard Mix 4 Back Catalog number: 52013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73220 Primisulfuron methyl Price on request 3223.19-K-IO 7-trans-Nonadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 191544-99-7 Price on request 2830.6-50-ME 2H,2H,3H,3H-Perfluorohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 356-02-5 Price on request