EPA Method 551.1 Internal Standard

Di-iso-decyl phthalate in mixture with C9-11-branched alkyl o-phthalate, C10 rich, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 68515-49-1

CONOSTAN Multi Element Std., in 75cSt oil, 200g

2-Methylanthracene