Air filtering media to collect nanomaterials. Method to measure the efficiency against spherical nanomaterials. Part 1. Size range from 20 nm to 500 nm
Solid mineral fuel. Determination of total fluorine by combustion in calorimeter bomb with subsequent determination in solution by means of ion selective electrode
Machinery for forestry. Glazing and panel materials used in operator enclosures for protection against thrown sawteeth. Test method and performance criteria
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