State system for ensuring the uniformity of measurements. Measuring glass burettes for chemical non-automatic gas analyzers. Methods and means of verification
Carbonaceous materials for the production of aluminium. Calcined coke. Determination of crystallite size of calcined petroleum coke by X-ray diffraction
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery. Safety and test methods. Part 4-3. Particular requirements for pedestrian controlled walk–behind lawnmowers
€10
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