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106197 2-Morpholinoethanesulfonic acid sodium salt (MES Na)

2-Morpholinoethanesulfonic acid sodium salt (MES Na) buffer substance. CAS 71119-23-8, pH 8.9 - 10.1 (10 g/l, H₂O, 20 °C).

MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.
106197
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Overview

Replacement Information
Description
Catalogue Number106197
References
Product Information
CAS number71119-23-8
EC number275-203-2
Hill FormulaC₆H₁₂NNaO₄S
Molar Mass217.20 g/mol
Structure formula ImageStructure formula Image
Quality LevelMQ100
Applications
Application2-Morpholinoethanesulfonic acid sodium salt (MES Na) buffer substance. CAS 71119-23-8, pH 8.9 - 10.1 (10 g/l, H₂O, 20 °C).
Biological Information
Physicochemical Information
Melting Point260 °C
pH value8.9 - 10.1 (10 g/l, H₂O, 20 °C)
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at +5°C to +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (alkalimetric, calculated on dried substance)≥ 99.0 %
Identity (IR-spectrum)passes test
Appearancewhite to almost white, fine powder or colorless crystals
Appearance of solution (0.5 mol/l, water)clear and colorless.
UV-Absorption (260 nm; 0.5 mol/l; 1 cm; water)≤ 0.05
UV-Absorption (280 nm; 0.5 mol/l; 1 cm; water)≤ 0.05
Chloride (Cl)≤ 50 ppm
Sulphate (SO₄)≤ 50 ppm
Heavy metals (as Pb)≤ 5 ppm
Ca (Calcium)≤ 50 ppm
Cd (Cadmium)≤ 5 ppm
Co (Cobalt)≤ 5 ppm
Cr (Chromium)≤ 5 ppm
Cu (Copper)≤ 5 ppm
Fe (Iron)≤ 10 ppm
K (Potassium)≤ 50 ppm
Mg (Magnesium)≤ 10 ppm
Mn (Manganese)≤ 5 ppm
Ni (Nickel)≤ 5 ppm
Pb (Lead)≤ 5 ppm
Zn (Zinc)≤ 5 ppm
DNases (Exo- and endonucleases)non detectable
RNasesnon detectable
Proteasesnon detectable
Nicking activity≤ 10 %
Loss on Drying (105°C)≤ 1.0 %
Biological buffer, pKa at 20 °C6.1