Method 508 Calibration Standard Back Catalog number: 94877 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1528.12-100-IO Dibenzofuran-d8, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-04-6 Price on request 8872.6-K-IO 2-Acetylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 9261.22-100-DRIED Tentoxin, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1 Price on request