Lactose monohydrate, Hi-AR™/ACS
Lactose monohydrate, Hi-AR™/ACS GRM017
Product Identifier
CAS No. : 64044-51-5
EC No. : 200-559-2
Molecular Formula : C₁₂H₂₂O₁₁.H₂O
Molecular Weight : 360.31
Synonym : Milk sugar
HS Code : 1702 11 10
Storage : Below 30°C
Shelf life : 4 years
Technical Specification
Appearance : White to off-white crystals or powder or solid
Solubility : 100 mg soluble in 1 mL of water
Clarity : 10% aqueous solution in boiling water is colourless and clear.
Specific rotation : +54.4° to +55.9° (c = 10% in water/NH3 at 20°C, on
anhydrous basis)
Melting range : 210 - 220°C (dec.)
Water (K.F.) : 4.00 - 6.00%
Dextrose : Passes test
Sucrose : Passes test
Iron : = 0.0005%
Heavy metals (as Pb) : = 0.0005%
Insoluble matter : = 0.005%
Residue on ignition : = 0.03%
Assay (GC/HPLC) : min. 99.50%
Safety Information
UN No. : Not dangerous goods
Class : -
Packing Group : -
RTECS : Not available
WGK : 3
