Russian standards PDF

Global navigation satellite system. Civil navigation receiver equipment for launchers, space tugs and space vehicles. Technical requirements

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Global navigation satellite system. Civil local area reference integrity monitoring station. Technical requirements

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Goods of household chemistry. Method for determination of non-ionic surface-active agent

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Urea for industrial use. Determination of colourity of formaldehyde solution in Hasen's units (platinum-cobalt scale)

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Urea for industrial use. Determination of alkalinity. Titrimetric method

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Urea for industrial use. Potentiometric method of buffer capacity determination

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