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)

Standard No.

DIN 10811-2:1997

Release Date

1997

Published By

German Institute for Standardization

Status

Be replaced

Replace By

DIN 10811-2:1997-10

Latest

DIN 10811-2:1997-10

Replace

DIN 10811-2:1996

Scope

The document specifies a HPLC-method for the determination of theobromine and caffeine contents of fluid tea drinks. This method should be prefered for the determination of theobromine contents lower than 2 mg/l. For the determination of theobromine contents higher than 2 mg/l part 1 of DIN 10811 should be prefered.

DIN 10811-2:1997 history

• 1997 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)
• 1997 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)
• 0000 DIN 10811-2:1996