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
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
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
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
BS 4267-7-1987
Ammonium nitrate-Methods for determination of nitrite content
硝酸铵
1987-09-30
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
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
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
UNE-ISO/TS 14256-1-2007 EX
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湿润土壤中的硝酸盐、亚硝酸盐和铵第1部分:手动法（ISO/TS 14256-1-2003）
2007-09-05
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
KS I ISO 19730(2019 Confirm)
토양의 질－질산암모늄 용액을 이용한 토양 중 미량원소의 추출
土壤质量.用硝酸铵溶液从土壤中提取微量元素
2009-12-18
BS ISO 19730-2008
Soil quality. Extraction of trace elements from soil using ammonium nitrate solution
土壤质量 用硝酸铵溶液从土壤中提取微量元素
2009-03-31
KS I ISO 19730(2023 Confirm)
토양의 질－질산암모늄 용액을 이용한 토양 중 미량원소의 추출
土壤质量——用硝酸铵溶液从土壤中提取微量元素
2009-12-18
ISO 19730-2008
Soil quality — Extraction of trace elements from soil using ammonium nitrate solution
土壤质量——用硝酸铵溶液从土壤中提取微量元素
2008-11-20
DIN CEN/TS 16177
Sludge, treated biowaste and soil - Extraction for the determination of extractable ammonia, nitrate and nitrite; German version CEN/TS 16177:2012
污泥、处理过的生物废物和土壤——测定可提取氨、硝酸盐和亚硝酸盐的萃取；德文版CEN/TS 16177:2012
2012-05-01
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
DIN ISO 19730
Soil quality - Extraction of trace elements from soil using ammonium nitrate solution (ISO 19730:2008)
土壤质量.用硝酸铵溶液从土壤中提取微量元素（ISO 19730-2008）
2009-07-01
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
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
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