State system for ensuring the uniformity of measurements. Standard reference data. The thermalconductivity of La2Te3 – La3Te4 solid solution in the temperature range from 80 K to 400 K
Natural gas. Determination of composition by gas chromatography method with evaluation of uncertainty. Part 1. General guidelines and calculation of composition
State system for ensuring the uniformity of measurements. Absolute spectral responsivity of detectors in the wave length range 0,120-0,400 nm. Measurement procedure
Low-voltage switchgear and controlgear. Part 5-5. Control circuit devices and switching elements. Electrical emergency stop devices with mechanical latching function
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