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

ISO 22145-2021

Fertilizers and soil conditioners — Mineral soil amendments — Determination of total calcium and magnesium content
肥料和土壤改良剂矿物土壤改良剂总钙和镁含量的测定

2021-02-15

现行

BS ISO 22145-2021

Fertilizers and soil conditioners. Mineral soil amendments. Determination of total calcium and magnesium content
肥料和土壤调理剂 矿物土壤改良剂 钙和镁总含量的测定

2021-02-19

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

BS EN 15478-2009

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

2009-02-28

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

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

NY/T 2542-2014

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

2014-03-24

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

GOST 26715-1985

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

现行

LY/T 1228-1999

森林土壤全氮的测定
Determination of total nitrogen in forest soil

1999-07-15

现行

ISO 19747-2020

Fertilizers and soil conditioners — Determination of monosilicic acid concentrations in nonliquid fertilizer materials
肥料和土壤改良剂.非液体肥料材料中单硅酸浓度的测定

2020-10-29

现行

ISO 20702-2017

Fertilizers and soil conditioners — Determination of microamounts of inorganic anions in fertilizers by ion chromatography
通过离子色谱法测定肥料中微量无机阴离子

2017-12-08

现行

BS ISO 20702-2017

Fertilizers and soil conditioners. Determination of microamounts of inorganic anions in fertilizers by ion chromatography
肥料和土壤调理剂 离子色谱法测定肥料中的微量无机阴离子

2018-01-11

现行

BS ISO 19747-2020

Fertilizers and soil conditioners. Determination of monosilicic acid concentrations in nonliquid fertilizer materials
肥料和土壤调理剂 非液体肥料材料中单硅酸浓度的测定

2020-11-06

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

ISO 18643-2016

Fertilizers and soil conditioners — Determination of biuret content of urea-based fertilizers — HPLC method
肥料和土壤调节剂 - 脲基肥料的缩二脲含量的测定 - Hplc方法

2016-03-18

现行

ISO 19822-2018

Fertilizers and soil conditioners — Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials
使用碱性提取法 疏水性吸附树脂测定商业固体和液体腐殖质中的腐殖酸和重铬酸盐测定

2018-08-10