L-Methionine, 100mg

Formaldehyde-DNPH Level 7 (20ug/mL)

2-Acetyl-2-thiazoline, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-, Cas.no. 29926-41-8

Camphechlor (Toxaphene), 100 µg/ml, Ethyl acetate