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Optics and optical instruments. Test lenses for calibration of focimeters. Part 1. Test lenses for focimeters used for measuring spectacle lenses
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Waste radioactive bitumenized. General technical requirements
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Drinking water. Method for the determination of total chlorine in situ
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Soil quality. Pretreatment of samples for determination of organic contaminants
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Medical electrical equipment. Dosimetric instruments as used in brachytherapy. Part 1. Instruments based on well-type ionization chambers
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