1,3,6,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

n-Pentylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 538-68-1

n-Alkanes C14-C32 (even + pristane/phytane) 12 Analytes, each 1000 µg/mL in isooctane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the even n-paraffins + pristane and phytane.

N-Acetylthiazolidine-4-carboxylic acid, 100mg