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Reagents. Phthalic acid. Specifications

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Crude oil. Determination of vapor pressure by expansion method

Document status: Replaced by GOST 33361-2022

Copper concentrates. Method for determination of selenium (tellurium)

Document status: Replaced by GOST 32221-2013

High purity graphite powder. Technical specifications

Document status: Active

Laboratory glassware. One-mark pipettes

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Ethanol fuel. Determination of ethanol content by method of gas chromatography

Document status: Active