D3-Mecoprop, 100 µg/ml, Acetone, 1ml

Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6

DL-Methionine, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 59-51-8

Omeprazole-d3 (benzimidazole-4,6,7-d3),1000 µg/mL,MeOH,1mL