Metoprolol tartrate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 56392-17-7

4-Hydroxy-2,2',5'-trichlorobiphenyl, 5mg

C29 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5 alpha(H),10 alpha(CH3)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205176-21-2 / 81943-51-3

3-Methyl-d3-indole-d5,100 µg/mL,MeOH,1mL