Russian standards PDF
Thallium. Method for the determination of copper, cadmium and zinc
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Threaded pipe connections. Male ends of body parts and their female connectors. Design
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Shanks of press-moulds for pressure moulding of thermoset articles. Construction and dimensions
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Synthetic detergents and surfactants. Methods to determination of hydrogen ions concentration
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Organic dyestuffs. Vat brilliant violet KP. Specifications
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