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Determination of caffeine in tea
Determination of caffeine in tea, Total:29 items.
In the international standard classification, Determination of caffeine in tea involves: Tea. Coffee. Cocoa, Food products in general, Farming and forestry, General methods of tests and analysis for food products.
RO-ASRO, Determination of caffeine in tea
AT-ON, Determination of caffeine in tea
International Organization for Standardization (ISO), Determination of caffeine in tea
- ISO 10727:1995 Tea and instant tea in solid form - Determination of caffeine content - Method using high-performance liquid chromatography
- ISO 10727:2002 Tea and instant tea in solid form - Determination of caffeine content - Method using high-performance liquid chromatography
RU-GOST R, Determination of caffeine in tea
- GOST 19885-1974 Tea. Methods for determination of tannin and coffeine content
- GOST ISO 10727-2013 Tea and instant tea. Determination of caffeine content. Method using high-performance liquid chromatography
Professional Standard - Commodity Inspection, Determination of caffeine in tea
- SN/T 0915-2000 Method for the determination of caffeine in tea for import and export
- SN/T 1781-2006 Determination of caffeine in cosmetics for import and export - Liquid chromatography method
- SN/T 2440-2010 Determination of caffeine in royal jelly for import and export-
LC-MS/MS
Association Francaise de Normalisation, Determination of caffeine in tea
- NF V05-323:1995 Tea and instant tea in solid form. Determination of caffeine content. Method using high-performance liquid chromatography.
German Institute for Standardization, Determination of caffeine in tea
- DIN ISO 10727:2004 Tea and instant tea in solid form - Determination of caffeine content - Method using high-performance liquid chromatography (ISO 10727:2002)
- DIN 10783:2011 Analysis of coffee and coffee products - Determination of dichlormethane in decaffeinated green coffee using headspace gaschromatography
- DIN 10783:2011-01 Analysis of coffee and coffee products - Determination of dichlormethane in decaffeinated green coffee using headspace gaschromatography
- DIN 10810:1996 Analysis of tea and tea products - Determination of theobromine and coffeine content of instant tea in solid form and instant tea products - HPLC-method
- DIN ISO 10727:2004-05 Tea and instant tea in solid form - Determination of caffeine content - Method using high-performance liquid chromatography (ISO 10727:2002)
- DIN 10810:1996-02 Analysis of tea and tea products - Determination of theobromine and coffeine content of instant tea in solid form and instant tea products - HPLC-method
- DIN 10811-1:2000 Analysis of tea and tea products - Determination of theobromine and caffeine content of fluid tea drinks - Part 1: HPLC-Routine method
- DIN 10811-1:2000-09 Analysis of tea and tea products - Determination of theobromine and caffeine content of fluid tea drinks - Part 1: HPLC-Routine method
- DIN 10811-2:1997 Analysis of tea and tea products - Determination of theobromine and caffeine content of fluid tea drinks - Part 2: HPLC-reference method (for low theobromine contents also)
- DIN 10811-2:1997-10 Analysis of tea and tea products - Determination of theobromine and caffeine content of fluid tea drinks - Part 2: HPLC-reference method (for low theobromine contents also)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of caffeine in tea
- GB/T 5009.139-2003 Determination of caffeine in beverages
- GB/T 5009.197-2003 Determination of thiamine hydrochloride,pyridoxine hydrochloride,niacin niacinamide and caffeine in health foods
Professional Standard - Agriculture, Determination of caffeine in tea
CZ-CSN, Determination of caffeine in tea
- CSN 58 0114-2001 Coffee extracts and chicory extracts - Determination of the caffeine content in decaffeinated coffee extracts - etermination of the dry matter content in dried extract - Determination of the dry matter content in liquid extract
Group Standards of the People's Republic of China, Determination of caffeine in tea
- T/YNBX 020-2020 Determination of trigonelline, chlorogenic acid and caffeine in coffee—high performance liquid chromatography
National Health Commission of the People's Republic of China, Determination of caffeine in tea
- GB 5009.139-2014 Determination of caffeine in national food safety standard beverages
中华全国供销合作总社, Determination of caffeine in tea
- GH/T 1259-2019 Near-infrared spectroscopic determination of moisture, tea polyphenols and caffeine content in tea polyphenol products
- GH/T 1260-2019 Near-infrared spectroscopic determination of moisture, tea polyphenols and caffeine content in solid instant tea