2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

2-Ethylthiophene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 872-55-9

Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-1, Cas.no. 498-07-7

Endosulfan II