dietyl etern rein 250ml warchem Dong Quai (Chinesische Engelwurz) The mouthwash effectively fights bacteria

The mouthwash effectively fights bacteria and plaque to prevent gum problems and improve oral health

Xiang Fu (Rhiz

Water treatment: Water quality monitoring: Phenolphthalein is used in water treatment for monitoring water quality

Analytical chemistry: Used for preparing zinc standard solutions

- Disposable latex gloves

dietyl etern rein 250ml warchem Dong Quai (Chinesische Engelwurz) The mouthwash effectively fights bacteriaName (English): Diethyl ether Synonyms: Ethyl ether, Diethyl ether, Ethoxyethane Species: pure Chemical formula: (CH)O Molar mass: 74. 12 g mol EC number: 200 467 2 CAS number: 60 29 7 Quality parameters TESTED VALUE NORM Content min. 99. 5% Free acids (CHCOOH) max. 0. 0005% Ethanol max. 0. 2% Methanol max. 0. 05% Peroxides (HO) max. 0. 0001% Stabilizer (BHT) 5 7 ppm Residue on evaporation max. 0. 0025% Water (KF) max. 0. 5% Color (APHA) max. 10 Hz