UNE-EN 15478-2009
Fertilizers - Determination of total nitrogen in urea
肥料.尿素中总氮的测定
2009-05-27
BS EN 15478-2009
Fertilizers. Determination of total nitrogen in urea
肥料 尿素中总氮的测定
2009-02-28
DIN EN 15478
Fertilizers - Determination of total nitrogen in urea
肥料.尿素中总氮的测定；德文版EN 15478:2009
2009-04-01
GOST EN 15478-2013
Удобрения. Определение общего содержания азота в карбамиде
肥料 尿素中总氮的测定
2013-11-14
GOST 26716-1985
Удобрения органические. Методы определения аммонийного азота
有机肥料 测定铵态氮的方法
UNE-EN 15750-2010
Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
肥料.用两种不同的方法测定仅含硝酸、氨和尿素氮的肥料中的总氮
2010-07-07
BS EN 15750-2009
Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
肥料 用两种不同方法测定只含氮的肥料中的总氮
2010-02-28
GOST EN 15750-2016
Удобрения. Определение общего азота в удобрениях, содержащих азот только в нитратной, аммиачной и карбамидной формах, двумя различными методами
肥料 通过两种不同的方法测定含有氮气的化肥中的总氮量 仅作为硝酸 氨和尿素氮
2016-06-28
BS DD CEN/TS 15750-2006
Fertilizers. Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
肥料 用两种不同的方法测定只含硝酸、氨氮和尿素氮的肥料中不同形态的氮
2009-01-31
BS 08/30179310 DC
BS EN 15478. Fertilizers. Determination of total nitrogen in urea
英国标准EN 15478 肥料 尿素中总氮的测定
2008-05-29
UNE-EN 15604-2009
Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
肥料.同一样品中不同形态氮的测定 含氮为硝酸、氨氮、尿素和氰胺氮
2009-10-28
BS EN 15604-2009
Fertilizers. Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
肥料 测定同一样品中不同形式的氮 包括氮、氨氮、尿素和氰胺氮
2009-05-31
DIN EN 15604
Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
肥料.同一样品中不同形态氮的测定 含氮如硝酸、氨氮、尿素和氰胺氮；德文版EN 15604:2009
2009-06-01
ISO 15604-2016
Fertilizers — Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
肥料 - 同一样品中不同形式的氮的测定 含氮作为硝酸 氨 尿素和氨腈氮
2016-04-11
SN/T 3810-2014
尿素和硫酸铵中氮含量测定 X射线荧光光谱法
Determination of nitrogen content in urea and ammonium sulphate - X-ray fluorescence spectrometry
2014-01-13
GOST 30181.8-1994
Удобрения минеральные. Метод определения массовой доли аммонийного азота в сложных удобрениях (хлораминовый метод)
矿物肥料复合肥中铵态氮的质量分数测定方法（氯胺法）
1994-10-21
BS 5551-4.1.5-1993
Fertilizers. Chemical analysis. Determination of nitrogen.-Method for determination of urea nitrogen content (gravimetric method using xanthydrol)
肥料 化学分析 氮的测定 尿素氮含量的测定方法（黄嘌呤重量法）
1993-05-15
ISO 5313-1986
High nitrogen content, straight ammonium nitrate fertilizers — Determination or oil retention
含氮量高 纯硝酸铵肥料——油保留率的测定
1986-05-01
GOST 30181.6-1994
Удобрения минеральные. Метод определения массовой доли азота в солях аммония (в аммонийной форме формальдегидным методом)
矿物肥料用于测定铵盐中铵的质量分数的方法（以铵形式 使用甲醛法）
1994-10-21
BS 5551-3.4-1987
Fertilizers. Physical properties-Method for determination of oil retention of high nitrogen content, straight ammonium nitrate fertilizers
肥料 物理性质 高氮直链硝酸铵肥料持油率的测定方法
1987-11-30