现行

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

现行

UNE-EN 15478-2009

Fertilizers - Determination of total nitrogen in urea
肥料.尿素中总氮的测定

2009-05-27

现行

GOST EN 15478-2013

Удобрения. Определение общего содержания азота в карбамиде
肥料 尿素中总氮的测定

2013-11-14

现行

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

现行

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

现行

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

现行

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

现行

NY/T 2542-2014

肥料 总氮含量的测定
Fertilizers - Determination of total nitrogen content

2014-03-24

现行

SN/T 3097-2012

肥料中总氮含量的测定 燃烧分析法
Determination of total nitrogen in fertilizers-Combustion

2012-05-07

现行

GB/T 2441.1-2008

尿素的测定方法 第1部分：总氮含量
Determination of urea - Part 1：Total nitrogen content

2008-06-17

现行

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

现行

GOST 26715-1985

Удобрения органические. Методы определения общего азота
有机肥料 总氮测定方法

现行

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

现行

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

现行

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

现行

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

现行

BS ISO 20620-2021

Fertilizers and soil conditioners. Determination of total nitrogen by combustion
肥料和土壤调理剂 燃烧法测定总氮

2021-10-29

现行

ISO 20620-2021

Fertilizers and soil conditioners — Determination of total nitrogen by combustion
肥料和土壤改良剂.燃烧法测定总氮

2021-09-30

现行

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

现行

UNE-EN 15561-2009

Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
肥料.含氰酰胺钙硝酸盐中总氮的测定

2009-10-28