
Chemically prepared oxides and hydrated oxides of iron (marigold maroon and yellow) pure and reduced.
NORMA vydaná dňa 22.5.1939
Designation standards: BS 851:1939
Note: NEPLATNÁ
Publication date standards: 22.5.1939
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS