DIN EN 15559:2009
肥料 根据Arnd的氮和氨态氮的测定
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd; English version of DIN EN 15559:2009-06
- 标准号
- DIN EN 15559:2009
- 发布
- 2009年
- 发布单位
- 德国标准化学会
- 当前最新
- DIN EN 15559:2009
- 引用标准
- EN 12944-1:1999 EN 12944-2:1999 EN 1482-2 EN ISO 3696:1995
- 被代替标准
- DIN CEN/TS 15559:2007 DIN EN 15559:2008
- 适用范围
- This European Standard specifies a method for the determination of nitric and ammoniacal nitrogen with reduction according to Arnd (modified for each of the variants a, b and c). The method is applicable to all nitrogenous fertilizers, including compound fertilizers, in which nitrogen is found exclusively in nitrate form, or in ammoniacal and nitrate form.