1,4-Dioxane in Water (PT)

10-cis-Heptadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 29743-97-3

2,3,3',4,4',5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

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