|Product name: ||Lactose Monohydrate|
|Molecular Formula: ||C12H22O11,H2O|
|Molecular Structure: |
|Molecular Weight: ||360.3|
|CAS No.: ||10039-26-6|
Lactose occurs as a white to creamy white, crystalline powder. It is normally obtained from whey. It may be anhydrous, contain one molecule of water of hydration, or contain a mixture of both forms if it has been prepared by a spray drying process. It is soluble in water, very slightly soluble in alcohol, and insoluble in chloroform and in ether.
Nutritional sweetener; excipient; dispersing agent; flavoring agent
|Appearance||White to creamy white, crystalline powder.|
|Specific rotation||+54.4 ° ~+55.9 °|
|Acidity or alkalinity|
Add 0.3ml of phenolphthalein TS: the solution is colorless, and not more than 0.4 ml of 0.1 N sodium hydroxide is required to produce a red color.
|Loss on drying:|
|Monohydrate form||≤ 0.5%|
|Modified monohydrate form||≤1.0%|
|Residue on ignition||≤ 0.1%|
|Heavy metals||≤ 5μg/g|
|Protein and light- absorbing impurities：||210~220nm: ≤0.25|
|Yeast & Mould (cfu/g)||<50|
|Escherichia coli (/10g)||Absence|
25kg/bag or as per customer’s requirements.
Store in well-closed containers protected from humidity.