Dimethyl phthalate-d4

Phthalic acid, bis-nonyl ester, 250mg

2,3,3',4,4',5',6-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

Zearalanone (Certified Reference Material),10.02 µg/mL,acetonitrile,2mL,