TOC Calibration Standard (C) Back Catalog number: 59144 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2127.12-10-IO Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12672-29-6 Price on request 93199 EPA Method 526 Standard Price on request 72085 Methoprene Price on request