7-Hydroxy Methotrexate-d3 Ammonium Salt, 1mg

2,2,6,6-Tetramethylheptane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 40117-45-1

Norcocaine hydrochloride, 100µg/ml in MeOH, 1ml

Pyrethrins, 100 µg/ml, Ethyl acetate, 1ml