Methods of test for tea. Determination of water-soluble and water-insoluble ash.
NORMA vydána dne 31.12.1980
Designation standards: BS 6049-5:1981
Note: NEPLATNÁ
Publication date standards: 31.12.1980
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS