GC/MS Calibration Standard Back Catalog number: 43026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P48-SS Mass-Labelled PCB Sampling Standard, 1.2ml, nonane Price on request 1090.14-K-IO 9-Methylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2523-37-7 Price on request 10233 EPA Method 617/8080/8250/8270 - Analytes Price on request