Russian standards PDF
Methods of testing the chemical of human hazard. Tests for the evaluation of skin sensitization by the method of studying the reaction of regional lymph nodes
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Methods of testing the chemicals of human hazard. Study of delayed neurotoxic effects of organophosphorus substances with repeated 28-day dose
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Methods of testing the chemicals of human hazard. Study of neurotoxicity in the process of ontogenesis
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Thermoplastics pipes for the conveyance of fluids. Dimensions and tolerances. Part 1. Metric series
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Thermoplastics pipes for the conveyance of fluids. Nominal outside diameters and nominal pressures. Part 1. Metric series
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