475894

Millipore

MES, Sodium Salt, ULTROL® Grade

A zwitterionic buffer useful in the pH range of 5.5-6.7. Has a pKa of 6.10 at 25°C. Absorbance (100 mM, H2O, 260 nM):≤0.05.

Synonym(s):
2-(N-Morpholino)ethanesulfonic Acid, Na
Empirical Formula (Hill Notation):
C6H12NO4S · Na
CAS Number:
Molecular Weight:
217.22
MDL number:

storage conditions

+15C to +30C

Quality Level

assay

≥99% dry basis (titration)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

pKa (20 °C)

6.2

solubility

water: 5 mg/mL

cation traces

heavy metals: ≤1 ppm

shipped in

ambient

storage temp.

15-25°C

InChI

1S/C6H13NO4S.Na/c8-12(9,10)6-3-7-1-4-11-5-2-7;/h1-6H2,(H,8,9,10);/q;+1/p-1

InChI key

IRHWMYKYLWNHTL-UHFFFAOYSA-M

General description

A zwitterionic buffer useful in the pH range of 5.5-6.5 (absorbance: <0.05 at 260 nm, 100 mM, H2O; pKa: 6.2 at 20°C).
Absorbance (100 mM, H2O, 260 nM):≤0.05.
A zwitterionic buffer useful in the pH range of 5.5-6.7. Has a pKa of 6.10 at 25°C.

Packaging

1 kg in Glass bottle
100 g in Glass bottle

Warning

Toxicity: Standard Handling (A)

Reconstitution

Following reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 2 weeks at 4°C.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
ULTROL is a registered trademark of Merck KGaA, Darmstadt, Germany

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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