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Database: 365,228(8 Aug 2026)

Purity analysis

Purity analysis, Total:21 items.

The international standard classification for "Purity analysis" includes: Gases for industrial application , Chemical analysis .

The Chinese standard classification for "Purity analysis" includes: Industrial gas and chemical gas , Technical management , Spacecraft power system .


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

  • GB/T 38521-2020 Gas analysis—Purity analysis and the treatment of purity data
  • GB/T 38521-2025 Gas analysis—Purity analysis and the treatment of purity data

Professional Standard - Electron

  • SJ 20516-1995 Analytical method of the purities for electrode-posited gold coating

Professional Standard - Aerospace

  • QJ 2838.1-1996 Analysis Method for Methyl Hydrazine Purity and Water - Methyl Hydrazine Purity (Potassium Iodate Method)

Quality and Standards Authority of Ethiopia (QSAE)

Danish Standards Foundation

Korean Agency for Technology and Standards (KATS)

Kingdom of Bahrain Testing and Metrology Directorate

GCC Standardization Organization

British Standards Institution (BSI)

International Organization for Standardization (ISO)

  • ISO 19229:2019 Gas analysis — Purity analysis and the treatment of purity data
  • ISO 19229:2015 Gas analysis - Purity analysis and the treatment of purity data

Association Francaise de Normalisation

Ente Nazionale Italiano di Unificazione

Swedish Institute for Standards

  • SS-ISO 19229:2015 Gas analysis - Purity analysis and the treatment of purity data (ISO 19229:2015, IDT)