1-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml

1,3-Dimethylanthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 610-46-8

Benzyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219805-81-8

Diosmin for system suitability, 5mg