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Liquid hydrogen. Specifications

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Motor oils M-14B23 and M-20B2. Specifications

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Reagents. Phthalic acid. Specifications

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Tetrahydrofurfuril alcohol. Specifications

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Refrigerants, propellants, production in aerosol packing and polymer materials. Test methods of ozone destroying substances

Document status: Replaced by GOST R 51521-2024

Phthalic anhydride. Method of determination of melt colouring

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