tetrahydrofuran fur die spektroskopie 1l warchem Komplexe von Vitaminen und Mineralstoffen 120 mg INSTRUCTIONS FOR USE:

120 mg INSTRUCTIONS FOR USE:

which regulates hormonal activity and supports the function of the nervous system

an industry leader with more than 60 years of experience

With 10 ml per package

tetrahydrofuran fur die spektroskopie 1l warchem Komplexe von Vitaminen und Mineralstoffen 120 mg INSTRUCTIONS FOR USE:Name (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