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Database: 365,228(8 Aug 2026)

How to Measure Potassium

How to Measure Potassium, Total:119 items.

The international standard classification for "How to Measure Potassium" includes: Fertilizers , Chemical characteristics of soils .

The Chinese standard classification for "How to Measure Potassium" includes: Soil and fertilizer in general , Water and soil conservation , Basic standards and general methods on chemical fertilizers .


Professional Standard - Agriculture

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 8574-2010 Determination of potassium content for compound fertilizers - Potassium tetraphenylborate gravimetric method
  • GB/T 8574-2024 Determination of potassium content for compound fertilizers
  • GB/T 8574-2002 Determination of potassium content for compound fertilizers--Potassium tetraphenylborate gravimetric method

Professional Standard - Commodity Inspection

  • SN/T 3809-2014 Determination of potassium content in potassium chloride and potassium sulphate - Atomic fluorescence spectrometry for X-ray

Korean Agency for Technology and Standards (KATS)

Yugoslav Association for Standardization

  • JUS H.G8.458-1991 Reagents. Potassium sulphate. Determination of beavy metals content (as Ph). Colorimetric method
  • JUS H.G8.433-1990 Reagents. Potassium iodide. Determination of iodate and iodine content (as J0_). Colorimetric method
  • JUS H.G8.431-1990 Pure chemicals Aluminum-iodide DETERMINATION OF CHLORIDE AND BROMIDE CONTENT (as Cl) Turbidimetric method
  • JUS H.G8.428-1990 Reagents. Potassium iodide. Determination of potassium iodide content. Volumetric method
  • JUS H.G8.098-1984 Reagents. Potassium chloride. Determination of potassium chloride content. Volumetric method
  • JUS H.G8.452-1991 Reagents. Potassium sulpbate. Determination of potassium sulphate content. Volumetric method
  • JUS H.G8.439-1990 Pure chemicals Potassium iodide DETERMINATION OF BARIUM CONTENT Turbidimetric method

Indonesia Standards

National Standardisation Body (ASRO)

Belgian Standards Institute

  • NBN T 03-222-1980 Potassium chloride for industrial use - Determination of potassium content - Potassium tetraphenylborate gravimetrie method
  • NBN T 03-207-1980 Potassium sulphate for industrial use - Determination of potassium content - Gravimetrie method as potassium tetraphenylborate
  • NBN T 03-211-1980 Potassium sulphate for ?ndustrial use - Determination of acidity to methyl orange
  • NBN T 03-223-1980 Potassium chloride for industrial use - Determination of potassium content - Sodium tetraphenylborate titrimetric method

Czech Standards Institute (UNMZ)

  • CSN 65 2101-1985 Potassium hydroxide technical. Determination of potassium hydroxide content. Total alkalinity and potassium carbonate content. Titrimetrical method
  • CSN 65 4816-1982 Minoral Frrtih/ci^. Mothods o( IJotoriiiinutioii of Potassium Contont

Association Francaise de Normalisation

  • NF U42-111:2013 Potash fertilizers - Determination of potassium content - Flame photometric method
  • NF U42-111:1960 Potash fertilizers. Determination of potassium content by flame photometry.
  • NF T20-376:1969 Chemical analysis of potassium hydroxide. Gravimetric determination of potassium.
  • NF T20-379:1969 Chemical analysis of potassium hydroxide. Volumetric determination of potassium.
  • NF EN 15477:2009 Fertilizers - Determination of water-soluble potassium content
  • NF T20-356:1978 Potassium chloride for industrial or agricultural use. Determination of potassium content.potassium tetraphenylborate gravimetric method.
  • NF U42-143*NF EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content.
  • NF T20-366:1978 Potassium sulphate for industrial or agricultural use. Determination of potassium content.gravimetric method as potassium tetraphenylborate.

GCC Standardization Organization

Türk Standardları Enstitüsü

  • TS 2073-1975 POTASSIUM CHLORIDE FOR INDUSTRIAL USE DETERMINATION OF POTASSIUM CONTENT GRAV?METRIC METHOD AS POTASSIUM TETRAPHENYLBORATE

International Organization for Standardization (ISO)

  • ISO 5310:1986 Fertilizers; Determination of potassium content; Titrimetric method
  • ISO 2051:1976 Potassium chloride for industrial use; Determination of potassium content; Potassium tetraphenylborate gravimetric method
  • ISO 2485:1973 Potassium sulphate for industrial use; Determination of potassium content; Gravimetric method as potassium tetraphenylborate
  • ISO 2486:1973 Potassium sulphate for industrial use — Determination of potassium content — Sodium tetraphenylborate volumetric method
  • ISO/TR 23304:2021 Food products - Guidance on how to express vitamins and their vitamers content

European Committee for Standardization (CEN)

  • EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content
  • PREN 15477-2015 Fertilizers - Determination of the water-soluble potassium content

British Standards Institution (BSI)

  • BS 5551-4.3.4:1988 Fertilizers. Chemical analysis. Determination of potassium-Method for determination of potassium content (titrimetric method)
  • BS EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content
  • PD CEN/TS 15477:2006 Fertilizers - Determination of the water-soluble potassium content

American Water Works Association (AWWA)

  • AWWA ACE54287 How to Measure Efficiency and How to Establish Goals for Efficiency Gains--Performance Benchmarking for Water Utilities

Japanese Industrial Standards Committee (JISC)

  • JIS M 8208:1995 Iron ores -- Method for determination of potassium content
  • JIS K 0400-49-20:1998 Water quality -- Determination of sodium and potassium -- Part 2: Determination of potassium by atomic absorption spectrometry

Polski Komitet Normalizacyjny (PKN)

  • PN C87006-12-1992 Calcium-magnesiiim fertilizers Determination of potassium
  • PN C84039-06-1987 Potassium hydroxide technical Determination of potassium hydroxide and potassium carbonate content

Gosstandart of Russia

  • GOST 20851.3-1993 Mineral fertilizers. Methods for determination of pottassium content
  • GOST 2082.9-1981 Molibdenum concentrates. Method for determination of sodium and potassium contents
  • GOST 26880.2-1986 Lead. Methods of sodium and potassium determination
  • GOST 20851.3-1975 Mineral fertilizers. Methods for determination of potassium content
  • GOST 851.8-1993 Primary magnesium. Spectral method for determination of sodium and potassium
  • GOST 8061-1972 Black powders. Methods for determination of potassium nitrate content determination methods
  • GOST EN 15477-2013 Fertilizers. Determination of the water-soluble potassium content
  • GOST 851.8-1987 Primary magnesium. Method for the determination of sodium and potassium

German Institute for Standardization

  • DIN ISO 9964-3:1996 Water quality - Determination of sodium and potassium - Part 3: Determination of sodium and potassium by flame emission spectrometry (ISO 9964-3:1993)
  • DIN EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content; English version of DIN EN 15477:2009-04
  • DIN EN 15477:2009-04 Fertilizers - Determination of the water-soluble potassium content; German version EN 15477:2009 / Note: To be replaced by DIN EN 15477 (2015-03).

Magyar Szabványügyi Testület

Ente Nazionale Italiano di Unificazione

Swedish Institute for Standards

  • SS-EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content

Standards Norway

Spanish Association for Standardization (UNE)

Netherlands Institute for Standardization

  • NEN 6442-1979 Water - Flame photometric determination of sodium and potassium content

Lithuanian Standards Office

  • LST EN 15477-2009 Fertilizers - Determination of the water-soluble potassium content

Danish Standards Foundation