1-Butanol, certified, 5ml Back Catalog number: C10861500 Availability: In the manufacturer's stock Price on request - + Recommended 0886.13-500-IO 2-Methyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20928-02-3 Price on request 682835 3-Hydroxynaphthalene-2,7-disulfonic acid disodium Price on request 15900-3795C-100M1 Pentachlorphenol-13C6, 100µg/ml in MeOH, 1ml Price on request