State system for ensuring the uniformity of measurements. Glass electrodes, including combination electrodes, for pH measurement in aqueous solutions. Verification procedure
Ultrasonics. Pulse-echo scanners. Low-echo sphere phantoms and method for performance testing of gray-scale medical ultrasound scanners applicable to a broad range of transducer types
State system for standardization of Russian Federation. Branch standards, company standards of scientific technical and another public communities. Total concepts
€10
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