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M5789

Sigma-Aldrich

MOPS sodium salt

BioXtra, ≥99.5% anhydrous basis (titration)

Synonym(s):

3-(N-Morpholino)propanesulfonic acid sodium salt, 4-Morpholinepropanesulfonic acid sodium salt

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About This Item

Empirical Formula (Hill Notation):
C7H14NNaO4S
CAS Number:
Molecular Weight:
231.25
MDL number:
UNSPSC Code:
12161700
PubChem Substance ID:
NACRES:
NA.25

product line

BioXtra

Assay

≥99.5% anhydrous basis (titration)

form

powder

impurities

≤0.005% Phosphorus (P)
≤0.1% Insoluble matter

pH

10.0-12.0 (1 M in H2O)

useful pH range

6.5-7.9

pKa (25 °C)

7.2

solubility

H2O: 1 M, clear, colorless

anion traces

chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤0.05%

cation traces

Al: ≤0.0005%
Ca: ≤0.001%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Pb: ≤0.001%
Zn: ≤0.0005%

absorption

≤0.1 at 260 in H2O at 1 M
≤0.1 at 280 in H2O at 1 M

storage temp.

room temp

SMILES string

[Na+].[O-]S(=O)(=O)CCCN1CCOCC1

InChI

1S/C7H15NO4S.Na/c9-13(10,11)7-1-2-8-3-5-12-6-4-8;/h1-7H2,(H,9,10,11);/q;+1/p-1

InChI key

MWEMXEWFLIDTSJ-UHFFFAOYSA-M

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Other Notes

Easily compare specifications for MOPS sodium salt products with the MOPS sodium salt specification table.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Ying Hou et al.
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Protein A chromatography is widely employed for the capture and purification of monoclonal antibodies (mAbs). Because of the high cost of protein A resins, there is a significant economic driving force to seek new downstream processing strategies. Membrane chromatography has

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