GB/T 42955-2023
肥料中总氮含量的测定 杜马斯燃烧法
Determination of total nitrogen content for fertilizers—Dumas combustion method
2023-08-06
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
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
GOST EN 15478-2013
Удобрения. Определение общего содержания азота в карбамиде
肥料 尿素中总氮的测定
2013-11-14
NY/T 1977-2010
水溶肥料总氮、磷、钾含量的测定
Water-soluble fertilizers--Determination of total nitrogen,phosphorus and potassium content
2010-12-23
ISO 5315-1984
Fertilizers — Determination of total nitrogen content — Titrimetric method after distillation
肥料和灰分；总氮含量的测定——蒸馏后滴定法
1984-05-01
GOST 26715-1985
Удобрения органические. Методы определения общего азота
有机肥料 总氮测定方法
GB/T 17767.1-2008
有机-无机复混肥料的测定方法 第1部分：总氮含量
Determination of organic-inorganic compound fertilizers - Part 1: Total nitrogen content
2008-06-17
GB/T 8572-2010
复混肥料中总氮含量的测定 蒸馏后滴定法
Determination of total nitrogen content for compound fertilizers titrimetric method after distillation
2010-09-26
BS 5551-4.1.3-1986
Fertilizers. Chemical analysis. Determination of nitrogen-Method for determination of total nitrogen content (titrimetric method after distillation)
肥料 化学分析 氮的测定 总氮含量的测定方法（蒸馏后滴定法）
1986-07-31
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
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
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
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
UNE-EN 15560-2009
Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
肥料.无氰酰胺硝酸钙中总氮的测定
2009-10-28
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