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TETRAHYDROFURAN - für die Spektroskopie 2.5L WARCHEM Nahrungsergänzungsmittel especially in research on acetylene

SKU 58707281858
4.6
Description

especially in research on acetylene and other chemical reactions

PRENACAPS ist eine Reihe spezialisierter Nahrungsergänzungsmittel für Frauen

entzündungshemmend wirken und helfen

wo Mac herkommt

TETRAHYDROFURAN - für die Spektroskopie 2.5L WARCHEM Nahrungsergänzungsmittel especially in research on acetyleneName (English): Tetrahydrofuran Synonyms: Tetrahydrofuran, THF Species: for spectroscopy Chemical formula: CHO Molar mass: 72. 11 g mol EC number: 203 726 8 CAS number: 109 99 9 Quality parameters TESTED VALUE NORM Content (GC) min. 99. 8% Acidity max. 0. 0005 meq g Residue on evaporation max. 0. 0005 % Water (KF) max. 0. 02% UV transmission (1cm, water) 250 nm min. 70% 260 nm min. 80% 280 nm min. 95% 300 nm min. 99% FTIR spectrum as prescribed

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