Lactose monohydrate
USP/1356701 - United States Pharmacopeia (USP) Reference Standard
Synonym: D-Lactose monohydrate; Α-lactose monohydrate; β-D-Gal-(1→4)-D-Glc; 4-O-β-D-Galactopyranosyl-D-glucose; Milk sugar
CAS Number: 64044-51-5
Empirical Formula (Hill Notation): C12H22O11 · H2O
Molecular Weight: 360.31
MDL Number: MFCD00166994
Linear Formula: C12H22O11 · H2O
Product Type: Chemical
| API family | lactose |
| application(s) | cleaning products cosmetics food and beverages personal care pharmaceutical (small molecule) |
| format | neat |
| grade | pharmaceutical primary standard |
| InChI | 1S/C12H22O11.H2O/c13-1-4( |
| InChI key | HBDJFVFTHLOSDW-XBLONOLSSA |
| manufacturer/tradename | USP |
| SMILES string | O.OC[C@@H](O)[C@@H](O[C@@ |
| Analysis Note: | These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. |
| Application: | Lactose monohydrate USP reference standard for use in specified quality tests and assays. Also used to prepare the standard solution for identification by thin-layer chromatography (TLC) according to the given below monographs of United States Pharmacopeia(USP): • Lactose monohydrate • Galactose |
| General description: | This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia ![]() Lactose Monohydrate is the monohydrate of O-β-d-galactopyranosyl-(1 |
| Other Notes: | Sales restrictions may apply. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| UNSPSC | 41116107 |

