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LC307 Anthrone GR for analysis ACS,Reag. Ph Eur Order number Packaging Quantity Price AC27307 Glass bottle 10 g 40.05 Product information Grade ACS,Reag. Ph Eur Synonyms 9,10-Dihydro-9-oxoanthracene Hill Formula C14H10O HS Code 2914 39 00 EC number 201-994-0 Molar mass 194.23 g/mol CAS number 90-44-8 Chemical and physical data Solubility 4.6 mg/l (20 C) Melting point 151 - 156 C Molar mass 194.23 g/mol Bulk density 450 kg/m3 Safety information Storage class 10 - 13 Other liquids and solids WGK WGK 2 water endangering Disposal 3Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. Specifications Purity(GC) 98.0% Identity(IR-spectrum) conforms Appearance Almost white pale yellow to greenish yellow crystal needles or crystalline powder. Solubility in ethyl acetate(20g/l) conforms Appearance of solution - Into Toluol(50 g/l) conforms - Into Sulfuric acid (96 %, 20 g/l) conforms Melting point 153 - 157C Absorbance of reagent solution - 425nm;0,5g/l;sulphuricacid65% 0.75 - 620nm;0,5g/l;sulphuricacid65% 0.045 Fe (Iron) 0.001% Sensitivity to carbohydrates - A (620 nm, Glucose 750 g/25 ml) 0.90 - linearity conforms Suitability as reagent(of carbohydrate in TLC) conforms Water(according to Karl Fischer) 0.5%