现行

KS E ISO 5073(2019 Confirm)

갈탄과 아탄－휴믹산의 측정방법
褐煤和褐煤腐殖酸的测定

2009-11-10

现行

BS ISO 5073-2021

Brown coals and lignites. Determination of humic acids
褐煤和褐煤 腐殖酸的测定

2021-12-21

现行

KS E ISO 5073(2024 Confirm)

갈탄과 아탄－휴믹산의 측정방법
褐煤和褐煤腐殖酸的测定

2009-11-10

现行

KS E ISO 5073

갈탄 — 휴믹산의 정량
褐煤和褐煤——腐殖酸的测定

2025-11-20

现行

ISO 5073-2021

Brown coals and lignites — Determination of humic acids
褐煤和褐煤.腐殖酸的测定

2021-12-09

现行

KS E ISO 5073

갈탄 — 휴믹산의 정량
褐煤和褐煤——腐殖酸的测定

2025-11-20

现行

MT/T 1159-2011

煤基腐植酸技术条件
Specifications of coal-based humic acid

2011-11-16

现行

GB/T 35107-2017

矿物源腐殖酸肥料中可溶性腐殖酸含量的测定
Determination of soluble humic acid content for mineral humic acid fertilizers

2017-12-29

现行

MT/T 746-1997

煤系腐植酸复混肥料技术条件
Technical condition for compound fertilizer of humic acids from coal

1997-12-12

现行

NY/T 1971-2010

水溶肥料 腐植酸含量的测定
Water-soluble fertilizers--Determination of humic-acids content

2010-12-23

现行

GOST 9517-1994

Топливо твердое. Методы определения выхода гуминовых кислот
固体燃料腐殖酸测定方法

1994-10-21

现行

GB/T 34766-2017

矿物源总腐殖酸含量的测定
Determination of total humic acid content from mineral source

2017-11-01

现行

GB/T 35106-2017

矿物源游离腐殖酸含量的测定
Determination of unbound humic acid content from mineral source

2017-12-29

现行

SY/T 5814-2008

钻井液用腐植酸类处理剂中腐植酸含量的测定
Determination of the content of humic acid in drilling fluids additives containing the same

2008-06-16

现行

GB/T 1575-2018

褐煤的苯萃取物产率测定方法
Determination of yield of benzene-soluble extract in brown coals

2018-02-06

现行

BS ISO 19822-2018

Fertilizers and soil conditioners. Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials
肥料和土壤调理剂 肥料材料中腐殖酸和疏水黄腐酸浓度的测定

2018-08-14

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

现行

GB/T 45891-2025

肥料和土壤调理剂 肥料原料中腐植酸和疏水性黄腐酸含量的测定
Fertilizers and soil conditioners—Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials

2025-06-30

现行

KS E ISO 975

갈탄과 아탄－벤젠 용해성 추출물의 수율 측정－반자동 방법
褐煤和褐煤苯可溶萃取物收率的测定半自动法

2017-12-13

现行

ISO 1952-2025

Coal — Determination of extractable metals in dilute hydrochloric acid
煤 稀盐酸中可萃取金属的测定

2025-07-04