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Optics and optical instruments. Optical coatings. Part 1. Terms and definitions

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Sensitometry of screen/film systems for medical radiography. Part 3. Determination of sensitometric curve shape, speed and average gradient for mammography

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Ergonomic requirements for office work with visual display terminals (VDTs). Part 1. General introduction

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Air quality. Stratified sampling method for assessment of ambient air quality

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Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer

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Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium. Carbon dioxide evaluation test

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