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L2643

α-Lactose monohydrate

Name: α-Lactose monohydrate
Brand: SIGMA

suitable for cell culture, BioReagent

Synonym(s):

β-D-Gal-(1→4)-α-D-Glc, 4-O-β-D-Galactopyranosyl-α-D-glucose, Milk sugar

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About This Item

Empirical Formula (Hill Notation):

C₁₂H₂₂O₁₁ · H₂O

CAS Number:

5989-81-1

Molecular Weight:

360.31

NACRES:

NA.75

PubChem Substance ID:

24896320

UNSPSC Code:

12352201

MDL number:

MFCD00150747

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Properties

biological source

bovine milk

Quality Segment

200

product line

BioReagent

assay

≥99% total lactose basis (GC)

form

powder

technique(s)

cell culture | mammalian: suitable

impurities

≤0.05% Glucose, ≤4% β-lactose

solubility

water: 100 mg/mL, clear, colorless

SMILES string

[H]O[H].OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O

InChI

1S/C12H22O11.H2O/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17;/h3-20H,1-2H2;1H2/t3-,4-,5+,6+,7-,8-,9-,10-,11+,12+;/m1./s1

InChI key

WSVLPVUVIUVCRA-KPKNDVKVSA-N

Description

Application

α-Lactose monohydrate has been used:

as a component of fraction B of diluent M1 for dilution of ram semen
as a component of Platz diluent variant (PDV) for dilution of bottlenose dolphin semen
in the preparation of HyQ PF-Chinese hamster ovary (CHO) disaccharide media for the adaptation of CHO cell lines
for the preparation of protein-free chemically defined cell culture medium (PFCDM) for the adaptation of human embryonic kidney 293 (HEK293) cells

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Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)

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