d-Norpropoxyphene maleate

Pyridaphenthion, 10.0 µg/ml, Ethyl acetate, 10ml

2,3',5-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59080-35-2

3-Methylfuran, 100mg