2-Pentanone, 1ml

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Custom mix of C13-C17 alkyl PAHs, 25 components each 2µg/mL in Toluene (Sigma quality 155004, ACS Spectrophotometric grade): Prepared gravimetrically by weighing components and solvent to a calculated 0,20mg/mL. This product has been diluted gravime

Methidathion, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 950-37-8