M5789
Sigma

MOPS sodium salt

SigmaUltra, ≥99.5% anhydrous basis (titration)

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Synonym

3-(N-Morpholino)propanesulfonic acid sodium salt

4-Morpholinepropanesulfonic acid sodium salt

Molecular Formula

C₇H₁₄NNaO₄S

Molecular Weight

231.25

CAS Number

71119-22-7

MDL number

MFCD00064350

PubChem Substance ID

24897047

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Descriptions

Enhanced Quality Profile

The Enhanced Quality Profile characterizes an individual product's quality traits in a multilevel system to assure that a given product meets the quality requirements of our customers.

Properties

grade

SigmaUltra

assay

≥99.5% anhydrous basis (titration)

total impurities

≤0.005% Phosphorus (P)

≤0.1% Insoluble matter

10.0-12.0 (20 °C, 1 M in H₂O)

useful pH range

6.5 - 7.9

pKa (25 °C)

7.2

solubility

H₂O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤0.05%

sulfate (SO₄^2-): ≤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%

abs.

A1M/260, H₂O ≤0.1

A1M/280, H₂O ≤0.1

Safety

WGK Germany

Related Categories

... Biological Buffers > Buffers A to Z

... Biological Buffers > Good's Buffers

... Biological Buffers > SigmaUltra Buffers

M5789 - Product Information Sheet (58kb)

MSDS

Specification Sheet

Certificate of Analysis

More Information