Description Catalogue Number 107660 Synonyms Milk sugar, Lactobiose Product Information CAS number 10039-26-6 EC number 200-559-2 Hill Formula C₁₂H₂₂O₁₁ * H₂O Molar Mass 360.32 g/mol HS Code 1702 11 00 Structure formula Image Applications Application Lactose monohydrate for biochemistry. CAS 10039-26-6, pH 4.0 - 6.5 (100 g/l, H₂O, Physicochemical Information Ignition temperature 390 °C Melting Point 202 °C pH value 4.0 - 6.5 (100 g/l, H₂O, 20 °C) Bulk density 500 kg/m3 Solubility 161 g/l Toxicological Information LD 50 oral LD50 Rat > 10000 mg/kg Safety Information according to GHS RTECS OD9625000 Storage class 10 - 13 Other liquids and solids WGK NWG not water endangering Disposal 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. Storage and Shipping Information Storage Store at +15°C to +25°C. Transport Information Declaration (railroad and road) ADR, RID Kein Gefahrgut Declaration (transport by air) IATA-DGR No Dangerous Good Declaration (transport by sea) IMDG-Code No Dangerous Good