Calion Internal Standard Back Catalog number: 50804 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1545.13-K-IOX10 n-Tridecane-d28, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 121578-12-9 Price on request P770102-1MG Propiconazole-d7, 1mg Price on request 3772.6-K-IO 2,5-Dimethylpyrazine, Research grade, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 123-32-0 Price on request