Norm

NEN-ISO 19563:2017 en

Determination of theanine in tea and instant tea in solid form using high-performance liquid chromatography

79,70

Over deze norm

Status Definitief
Aantal pagina's 13
Commissie Beleidscommissie Landbouw & Levensmiddelen
Gepubliceerd op 01-02-2017
Taal Engels
NEN-ISO 19563  specifies a high-performance liquid chromatographic (HPLC) method for the determination of theanine content in tea (Camellia sinensis). It is applicable to both tea and instant tea samples. Separation of L- and D-theanine is not possible using this method; however, the L-enantiomer is the major form in tea.

Details

ICS-code 67.140.10
Engelse titel Determination of theanine in tea and instant tea in solid form using high-performance liquid chromatography

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