Internal Standard Solution, 1.2ml, nonane Back Catalog number: WP-ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 673249 Demeton-S-methyl-sulfone, 100 µg/ml, Acetonitrile Price on request 14500-0390-100AN1 Cyclopenta(c,d)pyrene,100µg/ml in Acetonitrile, 1m Price on request 1624.12-100-IO 1,1,1,3,10,12,12,12-Octachlorododecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 601523-21-1 Price on request