Methyl isothiocyanate

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

(S)-(-)-Cotinine, 1000µg/ml in MeOH, 1ml

7,8-Dichlorohexadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 129244-82-2