Pentaerythrityl tetranitrate, 100 µg/ml, Acetonit

pH 4.01 buffer solution (box of 25x20mL sachet)

4-Ethylphenol-2,3,5,6-d4, OD, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-5, Cas.no. 340256-40-8

4-Epitetracycline hydrochloride, 50mg