Water quality. Determination of 16 polycyclic aromatic hydrocarbons (PAH) in water. Method using gas chromatography with mass spectrometric detection (GC-MS)— 36 стр.
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full -- Part 1: General principles and requirements— 40 стр.
Air filters for general ventilation. Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM)— 36 стр.
Air filters for general ventilation. Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured— 30 стр.
Test methods for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 2: Gas-phase air cleaning devices (GPACD) (ISO 10121-2:2013); German version EN ISO 10121-2:2013— 52 стр.
Air filters for general ventilation. Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured— 30 стр.
Air filters for general ventilation. Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM)— 36 стр.
High-efficiency filters and filter media for removing particles in air - Part 5: Test method for filter elements (ISO 29463-5:2011); German version EN ISO 29463-5:2018— 33 стр.