Ammonium hydrogen carbonate for industrial use (including foodstuffs); Determination of ammoniacal nitrogen content; Volumetric method after distillation
国外标准作废
标准号:ISO 2515-1973
标准名称: 工业(包括食品)用碳酸氢铵 氨态氮含量的测定 蒸馏后容量法
英文名称:Ammonium hydrogen carbonate for industrial use (including foodstuffs); Determination of ammoniacal nitrogen content; Volumetric method after distillation