L-Threonine

Metazachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 67129-08-2

Musk xylene, 10µg/ml in Cyclohexane, 1ml

2,2,4-Trimethyl-6(2H)-quinolinone, 5mg