Copper (Cu) Back Catalog number: 57729 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93613 Methyl Derivatives Standard Price on request S-4262-SET Aromatics Calibration Standards Kit (4 Internal Standard Version) 24 Analytes + 4 ISTD, each Vol.% as listed in isooctane; units: 5x1mL Set, one of each Std. 1-5 + opt. 1x1mL (Std. 6) To these calibration standards are 4 fluorinated Internal Standa Price on request A30000051MW EU Drinking Water Directive PFAS Mixture, 10µg/mL in MeOH:Water, 1ml Price on request