2,2',3,5',6-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

n-Heneicosane-d44, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 39756-37-1

2H-Perfluoro-[1,2-13C2]-2-octenoic acid (6:2), 50µg/ml in Isopropanol, 1,2ml

Fermentation Acids Standard