D10-Napropamide, 10.0 µg/ml, Acetonitrile, 1ml

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

Chromium (Cr)

Ethephon D4, 100µg/mL in Acetone, 1ml