Demeton-S-methyl-sulfoxide, certified, 25mg Back Catalog number: CA12145000 Availability: In the manufacturer's stock Price on request - + Recommended S-4379-500-4DC Internal Standard for GC-analysis of PAH-compounds III 0768,16 3,6-Dimethylphenanthrene 0254,20 2,2’-Binaphthyl Conc: 500 µg/mL in DCM, 4.5mL in Certan, 10mL screw-cap Price on request 94788 Multi-Component Standard Price on request 2IPPDPP 2-Isopropylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request