Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004)
Carbonaceous materials for the production of aluminium; Pitch for electrodes; Determination of water content; Azeotropic distillation (Dean and Stark) method— 8 стр.
Carbonaceous materials used in the production of aluminium -- Pitch for electrodes -- Part 2: Determination of the softening point (Mettler softening point method)— 14 стр.
