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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures. Part 2. Insulation resistance
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Quality requirements for fusion welding of metallic materials. Part 3. Standard quality requirements
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Equipment for cleaning of air and other gases. Sampling and test method for cleanable filter media taken from filters of systems in operation
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Melted welding fluxes. Methods of titanium oxide (IV) determination
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Conservation of nature. Soils. General requirements for the classification of soils associated with exposure to chemical pollutants
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