Prothoate, 10 ng/µl, 10ml Back Catalog number: L16570000IO Availability: In the manufacturer's stock Price on request - + Recommended S-4252-ASS-IO Aromatics Calibration Standards Kit (3 Internal Standard Version) 24 Analytes + 3 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 3 deuterated Internal Standards Price on request 681634 1,3,5-Trimethylbenzene, 250mg Price on request 2941.9-100-IO Endosulfan-I-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203645-57-2 Price on request