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High pressure vessels and apparatus. Norms and methods of strength calculation. Reinforcement of openings in shells and heads external pressure. Strength calculation under external static loads on the nozzle
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Lubricating oils and additives. Method for determination of degree of cleanliness
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Perfume and cosmetic products. Method for determination of pH value
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Activated carbon. Standard test method for determining acid extractable substances content
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Raremetallic concentrates. Methods for the determination of tantalum pentoxide
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