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Methods of testing the impact of chemical products on the human body. Testing to evaluate the carcinogenic activity
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Rehabilitation appliances, apparatus and equipment for people with disabilities. General technical requirements
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Food additives. Potassium carbonate Е501. General specifications
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Hexagon lock-nuts with reduced width across flats, product grade B. Construction and dimensions
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Food-stuffs. Analysis of toxic elements by atomic-emission method
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Welding and allied processes. Vocabulary. Part 1. Metal welding processes. Terms and definitions
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