Tris(3,4-dimethylphenyl) phosphate, 1.2ml x 50ug/ml, toluene

Chlorthiophos, 100 µg/ml, Acetonitrile, 5ml

n-Valeraldehyde

Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-5, Cas.no. 498-07-7