Hexavalent Chromium (Cr 6+)

Iprodione, 100µg/ml in Acetonitrile, 1ml

n-Pentyl-iso-pentyl phthalate-3,4,5,6-d4 (n-Pentyl-3-methylbutyl phthalate-3,4,5,6-d4), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

2,2',4,5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane