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Information × Registration Number 0215U007598, 0112U003880 , R & D reports Title Design, manufacture and certification of public (DSZU) industry standard designs (GSZU) and standard samples of the company (SOP) popup.stage_title Head Gapotchenko N.P., Registration Date 11-12-2015 Organization Ukrainian State Researsh Institute for Carbochemistry popup.description2 Central plant laboratory certified reference materials submitted: ammonium sulfate, BTK, naphthalene Coke, crude benzene, benzene polymers division, coal tar, coal absorbing oil, coal tar pitch electrode documentation. As a result of studies found the shelf life and storage conditions for which its metrological characteristics are within the limits. Product Description popup.authors Гапотченко М.П. popup.nrat_date 2020-04-02 Close