Testing of glass; grain method for determination of the hydrolytic resistance of glass as a material at 98 °C and classification of glass into hydrolytic classes— 4 стр.
Testing of textiles; Coatings and attendant materials; Determination of condensation products which can be stripped by means of hydrochloric acid— 2 стр.
German standard methods for the analysis of water, waste water and sludge; Microbiological methods (group K); Detection of Pseudomonas aeruginosa (K8)— 10 стр.