ISO 3103
2016-05-13
Endlich mal ein sinnvoller Standard. 9001? 27001? Vergiss das.
ISO 3103 is a standard published by the International Organization for Standardization (commonly referred to as ISO), specifying a standardized method for brewing tea, possibly sampled by the standardized methods described in ISO 1839.
Quelle: ISO 3103
Danke an @moschlar!