Phthalic acid, bis-phenyl ester, certified, 0.5g

4-n-Octylphenol-d4 diethoxylate

g-1,2,3,4,5,6-Hexachlorocyclohexane, 1.2mL x 100ug/mL, nonane

Di-n-propyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,10mL