Methods of test for acid-grade fluorspar. Determination of sulphide content.
NORMA vydána dne 29.12.1978
Designation standards: BS 5659-3:1979
Note: NEPLATNÁ
Publication date standards: 29.12.1978
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS