Thymolphthalexon, 2g

1,2,4,5-Tetrachlorobenzene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 95-94-3

Salicylic Acid-d4, 5mg

Hexachloro(13C6)benzene, 1.2mL x 100ug/mL, nonane