NF ISO 6079, V33-002 (09/1991)

NF ISO 6079, V33-002 (09/1991)

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Instant tea in solid form. Specification.

€40.69

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DIN ISO 14502-1:2007-11

DIN ISO 14502-1:2007-11

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Determination of substances characteristic of green and black tea - Part 1: Content of total polyphenols in tea - Colorimetric method using Folin-Ciocalteu reagent (ISO 14502-1:2005 + Corrigendum 1:2006)

€69.91

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DIN ISO 14502-2:2007-12

DIN ISO 14502-2:2007-12

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Determination of substances characteristic of green and black tea - Part 2: Content of catechins in green tea - Method using high-performance liquid chromatography (ISO 14502-2:2005 + Corrigendum 1:2006)

€98.32

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DIN ISO 10727:2004-05

DIN ISO 10727:2004-05

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Tea and instant tea in solid form - Determination of caffeine content - Method using high-performance liquid chromatography (ISO 10727:2002)

€63.27

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DIN 10811-2:1997-10

DIN 10811-2:1997-10

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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)

€41.78

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DIN 10807:1996-02

DIN 10807:1996-02

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Analysis of tea - Determination of fluoride content - Potentiometric method

€41.78

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DIN 10810:1996-02

DIN 10810:1996-02

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Analysis of tea and tea products - Determination of theobromine and coffeine content of instant tea in solid form and instant tea products - HPLC-method

€41.78

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DIN 10805:1985-10

DIN 10805:1985-10

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Analysis of tea; determination of acid insoluble ash

€41.78

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DIN 10800:2016-07

DIN 10800:2016-07

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Analysis of tea - Determination of loss in mass of unground tea at 103 °C

€41.78

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DIN 10806:2016-07

DIN 10806:2016-07

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Analysis of tea - Preparation of ground sample of defined dry matter content

€41.78

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DIN ISO 18447:2022-04

DIN ISO 18447:2022-04

Superseded Historical

Tea - Determination of theaflavins in black tea - Method using high performance liquid chromatography (ISO 18447:2021); Text in German and English

€91.03

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DIN ISO 18449:2022-04

DIN ISO 18449:2022-04

Superseded Historical

Green tea - Vocabulary (ISO 18449:2021); Text in German and English

€77.20

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DIN ISO 18447:2023-01

DIN ISO 18447:2023-01

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Tea - Determination of theaflavins in black tea - Method using high performance liquid chromatography (ISO 18447:2021)

€91.03

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DIN ISO 18449:2022-11

DIN ISO 18449:2022-11

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Green tea - Vocabulary (ISO 18449:2021)

€77.20

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DIN 10802:2016-04

DIN 10802:2016-04

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Analysis of tea - Determination of total ash

€41.78

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