L-Histidine hydrochloride monohydrate, 250mg

ATH, 10.0 µg/ml, Methanol, 10ml

1,4-Dichlorobenzene-d4, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3855-82-1

Ammonia as N