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Lye content

Lye content, Total:24 items.

In the international standard classification, Lye content involves: Farming and forestry, Power stations in general, Spices and condiments. Food additives, Tea. Coffee. Cocoa, Inorganic chemicals, Sugar. Sugar products. Starch, Beverages, Products of the chemical industry, Fruits. Vegetables, General methods of tests and analysis for food products.


HU-MSZT, Lye content

农业农村部, Lye content

  • NY/T 3631-2020 Determination of theobromine and theophylline content in tea leaves by high performance liquid chromatography
  • NY/T 2947-2016 Determination of betaine content in wolfberry by high performance liquid chromatography

Group Standards of the People's Republic of China, Lye content

  • T/CSEE 0184-2021 Determination of sodium chlorate in hysodiumdroxide solution quick titration with methyl orange
  • T/NAIA 051-2021 Determination of betaine content in clear wolfberry juice (pulp) by high performance liquid chromatography
  • T/SATA 036-2022 Determination of aconitine, hypaconitine and mesaconitine in botanical medicated wine—HPLC-MS/MS method
  • T/COCIA 16-2021 High performance liquid chromatography for the determination of the content of chlorinated acanthine in oral care products

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Lye content

  • GB/T 17528-2009 Determination of piperine content.Method using HPLC
  • GB/T 30388-2013 Chillies and chilli oleoresins.Determination of total capsaicinoid content.Method using HPLC

Professional Standard - Petrochemical Industry, Lye content

  • SH/T 0413-1992 Determination of Trace Basic Nitrogen Content in Liquid Paraffin

Guangdong Provincial Standard of the People's Republic of China, Lye content

  • DB44/T 1029-2012 Determination of Sulfate Content in Alkali Recovered Green Liquor by Turbidimetric Method
  • DB44/T 1027-2012 Determination of Carbonate Content in Alkali Pulping Black Liquor by Headspace Gas Chromatography

Association Francaise de Normalisation, Lye content

  • NF V05-252:1992 Coffee. Determination of caffeine content. Method using high-performance liquid chromagraphy.

International Organization for Standardization (ISO), Lye content

  • ISO 6920:1984 Crude sodium borates for industrial use; Determination of total and alkali-soluble calcium and magnesium contents; Titrimetric method
  • ISO 6918:1984 Crude sodium borates for industrial use; Determination of total and alkali-soluble calcium and magnesium contents; Flame atomic absorption spectrometric method
  • ISO 11027:1993 Pepper an pepper oleoresins; determination of piperine content; method using high-performance liquid chromatography

Guangxi Provincial Standard of the People's Republic of China, Lye content

  • DB45/T 718-2010 Determination of Rhynchophylline Content in Uncaria Uncaria by High Performance Liquid Chromatography
  • DB45/T 781-2011 Determination of the content of arcinine in Jigucao by high performance liquid chromatography

中华全国供销合作总社, Lye content

  • GH/T 1395-2022 Determination of matrine and oxymatrine contents in honey by liquid chromatography-tandem mass spectrometry

Professional Standard - Light Industry, Lye content

  • QB/T 5221-2018 Determination of Piperine in toothpaste.High performance liquid chromatography

German Institute for Standardization, Lye content

  • DIN 10235:1999 Pepper an pepper oleoresins - Determination of piperine content - Method using high-performance liquid chromatography (HPLC)
  • DIN 10235:1999-09 Pepper an pepper oleoresins - Determination of piperine content - Method using high-performance liquid chromatography (HPLC)

Ningxia Provincial Standard of the People's Republic of China, Lye content

  • DB64/T 1577-2018 Determination of betaine content in wolfberry fruit by high performance liquid chromatography-evaporative light scattering method

Fujian Provincial Standard of the People's Republic of China, Lye content

  • DB35/T 896-2009 Determination of Basic Rose T in Food by Liquid Chromatography-Fluorescence Detection




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