
Methods of test for petroleum and its products. Determination of needle penetration of bituminous material.
NORMA vydaná dňa 28.2.1983
Designation standards: BS 2000-50:1983
Note: NEPLATNÁ
Publication date standards: 28.2.1983
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS