Method 1613 Calibration Solution [CS1], in Nonane, 0,2ml

n-Nonadecane-d40, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 39756-36-0

Carvedilol-d4 (ethyl-d4), neat, Solvent-neat, Unit 10mg, # of units-, Cas.no. 1133705-56-2

4-Ethylcatechol, 100 µg/ml, Methanol, 10ml