2-Morpholinoethanesulfonic acid monohydrate, MES
buffer substance MES
2-Morpholinoethanesulfonic acid monohydrate buffer substance MES. CAS 145224-94-8, pH 3.6 (10 g/l, H₂O, 20 °C).
Assay (alcalimetric, calculated on anhydrous substance)≥ 99 %Identity (IR-spectrum)passes testUV-Absorption (250 nm, 50 g/l, 1 cm, water)≤ 0.05Chloride (Cl)≤ 0.005 %Sulphate (SO₄)≤ 0.005 %Heavy metals (as Pb)≤ 0.0005 %Na (Sodium)≤ 0.005 %Water (according to Karl Fischer)7.0 – 9.0 %Biological buffer, pKa at 20 °C6.15.
CAS Number: | 145224-94-8 |
Molecular Weight: | 213.25 |
MDL number: | MFCD00149409 |
UNSPSC Code: | 12161703 |
EC Index Number: | 224-632-3 |
NACRES: | NA.21 |
form | powder |
pH | 3.6 (20 °C, 10 g/L in H2O) |
mp | >300 °C |
solubility | 80 g/L |
bulk density | 570 kg/m3 |
storage temp. | 2-30°C |
SMILES string | [S](=O)(=O)(O)CCN1CCOCC1 |
InChI | 1S/C6H13NO4S/c8-12(9,10)6-3-7-1-4-11-5-2-7/h1-6H2,(H,8,9,10) |
InChI key | SXGZJKUKBWWHRA-UHFFFAOYSA-N |
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