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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).

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106197
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1061970100
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      1061971000
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          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
          Global Trade Item Number
          Catalogue Number GTIN
          1061970100 04027269141516
          1061971000 04027269141523