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Quartz sand, ground sandstone, quartzite and veiny quartz for glass industry. Methods for determination of silicon dioxide
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Geodesy and cartography. Input control of source cartographic materials. Basic requirements
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Textile floor coverings. Tiles. Determination of dimensional changes due the effects of varied water and heat conditions and distortion out of plane
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Basic environmental testing procedures. Part 2. Test Q: Sealing
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In vitro diagnostic medical devices. Clinical performance studies using specimens from human subjects. Good study practice
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