现行

GB/T 42485-2023

土壤质量 土壤硝态氮、亚硝态氮和铵态氮的测定 氯化钾溶液浸提手工分析法
Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination with manual method

2023-03-17

现行

GB/T 42487-2023

土壤质量 土壤硝态氮、亚硝态氮和铵态氮的测定 氯化钾溶液浸提流动分析法
Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination using automated method with segmented flow analysis

2023-03-17

现行

ISO/TS 14256-1-2003

Soil quality — Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution — Part 1: Manual method
土壤质量——用氯化钾溶液萃取法测定田间潮湿土壤中的硝酸盐、亚硝酸盐和铵第1部分:手动法

2003-04-01

现行

KS I ISO TS 14256-1

토양의 질 — 현장 습윤토양에서 염화칼륨 용액으로 추출한 질산성, 아질산성, 암모니아성 질소 측정방법 — 제1부: 수동분석법
土壤质量 - 硝酸盐 亚硝酸盐和铵中通过用氯化钾溶液萃取场潮湿土壤的测定 - 第1部分:手动方法

2020-08-07

现行

KS I ISO 14256-2

토양의 질－현장 습윤 토양에서 염화칼륨 용액으로 추출한 질산성, 아질산성, 암모니아성 질소 측정 방법－제2부：분절 흐름을 이용한 자동 분석 방법
土壤质量氯化钾溶液萃取法测定农田湿润土壤中硝酸盐、亚硝酸盐和铵第2部分:分段流动分析自动法

2016-12-28

现行

KS I ISO 14256-2(2021 Confirm)

토양의 질－현장 습윤 토양에서 염화칼륨 용액으로 추출한 질산성, 아질산성, 암모니아성 질소 측정 방법－제2부：분절 흐름을 이용한 자동 분석 방법
土壤质量——用氯化钾溶液萃取法测定田间潮湿土壤中的硝酸盐、亚硝酸盐和铵——第2部分:分段流动分析自动法

2016-12-28

现行

ISO 14256-2-2005

Soil quality — Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution — Part 2: Automated method with segmented flow analysis
土壤质量——用氯化钾溶液萃取法测定田间潮湿土壤中的硝酸盐、亚硝酸盐和铵第2部分:分段流动分析自动法

2005-01-12

现行

DIN 19746

Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
土壤质量.土壤剖面中矿质氮（硝酸盐和铵）的测定（Nmin实验室法）

2005-06-01

现行

DIN ISO/TS 14256-1

Soil quality - Determination of nitrate, nitrite and ammonium in field moist soils by extraction with potassium chloride solution - Part 1: Manual method (ISO/TS 14256-1:2003)
土壤质量用氯化钾溶液萃取法测定田间潮湿土壤中的硝酸盐、亚硝酸盐和铵第1部分:手动法

2003-11-01

现行

DIN ISO 14256-2

Soil quality - Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution - Part 2: Automated method with segmented flow analysis (ISO 14256-2:2005)
土壤质量.用氯化钾溶液萃取法测定田间潮湿土壤中的硝酸盐、亚硝酸盐和铵.第2部分:分段流动分析自动法（ISO 14256-2-2005）

2006-07-01

现行

BS ISO 15923-1-2013

Water quality. Determination of selected parameters by discrete analysis systems-Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
水质 用离散分析系统确定选定参数

2013-12-31

现行

KS I ISO 14255(2019 Confirm)

토양의 질－공기 건조 토양에서 염화칼슘용액으로 추출한 질산성 질소, 암모니아성 질소 및 총 가용성 질소 측정 방법
土壤质量用氯化钙溶液作萃取剂测定风干土壤中硝态氮、铵态氮和总可溶性氮

2009-12-18

现行

KS I ISO 14255(2023 Confirm)

토양의 질－공기 건조 토양에서 염화칼슘용액으로 추출한 질산성 질소, 암모니아성 질소 및 총 가용성 질소 측정 방법
土壤质量.用氯化钙溶液作萃取剂测定空气干燥土壤中的硝酸盐氮、铵态氮和总可溶性氮

2009-12-18

现行

UNE 77306-1999

SOIL QUALITY. DETERMINATION OF NITRATE NITROGEN, AMMONIUM NITROGEN AND TOTAL SOLUBLE NITROGEN IN AIR-DRY SOIL USING CALCIUM CHLORIDE SOLUTION AS EXTRACTANT.
土壤质量 以氯化钙溶液为萃取剂测定风干土壤中的硝态氮、铵态氮和可溶性总氮

1999-05-26

现行

ISO 14255-1998

Soil quality — Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
土壤质量——氯化钙溶液萃取法测定风干土壤中硝态氮、铵态氮和可溶性总氮

1998-04-23

现行

ISO 15923-1-2013

Water quality — Determination of selected parameters by discrete analysis systems — Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
水质与灰分；通过离散分析系统SPART 1测定选定参数:铵、硝酸盐、亚硝酸盐、氯化物、正磷酸盐、硫酸盐和硅酸盐 并进行光度检测

2013-11-28

现行

DIN ISO 14255

Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
土壤质量.用氯化钙溶液作为萃取剂测定风干土壤中的硝酸盐氮、铵态氮和总可溶性氮（ISO 14255-1998）

1998-11-01

现行

BS 11/30217195 DC

BS ISO 15923-1. Water quality. Determination of ions by a discrete analysis system and spectrophotometric detection. Part 1. Ammonium, chloride, nitrate, nitrite, orthophosphate, silicate and sulfate
BS ISO 15923-1 水质 通过离散分析系统和分光光度检测测定离子 第一部分 铵、氯化物、硝酸盐、亚硝酸盐、正磷酸盐、硅酸盐和硫酸盐

2011-11-09

现行

DIN ISO 15923-1

Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
水质.用离散分析系统测定选定参数.第1部分:铵、硝酸盐、亚硝酸盐、氯化物、正磷酸盐、硫酸盐和硅酸盐的光度检测（ISO 15923-1-2013）

2014-07-01