4.3.5. Ammonium bicarbonate solution (60/40 v/v): 0,3 mol NH4 HCO3 in 1 000 ml of an isopropanol/water mixture consisting of 60 parts by volume isopropanol and 40 parts by volume water (4.3.1)
4.3.5. Ammoniumhydrogencarbonatlösung (60/40 v/v): 0,3 Mol NH4 HCO3 in 1 000 ml Isopropanol-Wasser-Gemisch aus 60 Volumenteilen Isopropanol und 40 Volumenteilen Wasser (4.3.1)