Demeton O Back Catalog number: 9439.8-100-AN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended S-4259-ASS-IO Aromatics Calibration Standards Kit (4 Internal Standard Version) 24 Analytes + 4 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 4 deuterated Internal Standards Price on request 11307.9-100MG n-Nonanal,neat,neat,100mg, Price on request 673089 Naproxen, 250mg Price on request