German standard methods for the analysis of water, waste water and sludge - Summary action and material characteristic parameters (group H) - Determination of not easily volatile and lipophilic substances (boiling points <grцЯer>250 °C) (H 17)— 6 стр.
German standard methods for the examination of water, waste water and sludge - Summary indices of actions and substances (group H) - Determination of directly separable lipophilic substances (H 19)— 8 стр.