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1356676

USP

Anhydrous lactose

United States Pharmacopeia (USP) Reference Standard

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Synonym(s):
Lactose, (+)-Lactose, 4-O-Β-D-Galactopyranosyl-D-glucopyranose
Empirical Formula (Hill Notation):
C12H22O11
CAS Number:
Molecular Weight:
342.30
Beilstein/REAXYS Number:
93796
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

lactose

manufacturer/tradename

USP

application(s)

cleaning products
cosmetics
food and beverages
personal care
pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

OC[C@@H](O)[C@@H](O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O)[C@H](O)[C@@H](O)C=O

InChI

1S/C12H22O11/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12/h1,4-12,14-21H,2-3H2/t4-,5+,6+,7+,8-,9-,10+,11+,12-/m0/s1

InChI key

DKXNBNKWCZZMJT-JVCRWLNRSA-N

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This Item
A12060001356701Y0001750
Anhydrous lactose United States Pharmacopeia (USP) Reference Standard

1356676

Anhydrous lactose

Lactose (anhydrous) European Pharmacopoeia (EP) Reference Standard

A1206000

Lactose (anhydrous)

Lactose monohydrate United States Pharmacopeia (USP) Reference Standard

1356701

Lactose monohydrate

Lactose monohydrate European Pharmacopoeia (EP) Reference Standard

Y0001750

Lactose monohydrate

format

neat

format

neat

format

neat

format

neat

grade

pharmaceutical primary standard

grade

pharmaceutical primary standard

grade

pharmaceutical primary standard

grade

pharmaceutical primary standard

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

-

storage temp.

2-8°C

manufacturer/tradename

USP

manufacturer/tradename

EDQM

manufacturer/tradename

USP

manufacturer/tradename

EDQM

API family

lactose

API family

lactose

API family

lactose

API family

lactose

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.

Application

Anhydrous lactose USP reference standard for use in specified quality tests and assays.

Also used to prepare standard solutions for the assay, identification and impurity analysis according to the given below monographs of United States Pharmacopeia (USP):
  • Anhydrous Lactose
  • Lactulose Concentrate
  • Lactulose Solution
  • Galactose

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.  ​

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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Lactose standard for IC

Lactulose Solution
United States Pharmacopeia, 40(5, 2522-2522 (2016)
Anhydrous Lactose
United States Pharmacopeia, 46(5), 5847-5847 (2020)
Lactulose Concentrate
United States Pharmacopeia, 40(5), 2521-2521 (2016)
Galactose
United States Pharmacopeia, 44(5) (2020)
Harald Brüssow
Environmental microbiology, 15(8), 2154-2161 (2013-04-12)
Food and nutrition have played a crucial role in biological evolution. Lactation in mammals was one key invention. A central role in milk is played by lactose, otherwise an exotic sugar in nature. Lactose digestion needs the induction of specialized

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