DIN EN 13926:2003-06 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value; N-methyl imidazole method; German version EN 13926:2003
2003DIN EN 13926:2003-06 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value; N-methyl imidazole method; German version EN 13926:2003
2003DIN EN 13926:2003 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value; N-methyl imidazole method; German version EN 13926:2003