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MOPS Free Acid


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Catalog #M4610
MOPS Free Acid is a biological buffer (zwitterionic) designed by Good, et al., and typically referred to as Good’s buffer useful in cell culture media formulations. Selection of biological buffer systems should include the following criteria exclusion by biological membranes, low absorption between 240 and 700nm, chemically stable, and stable to temperature and concentration changes.
Purity 99.5%
Appearance White powder
Solubility (1M) Colorless, clear, complete
pH (1%) 3.6-4.4
pKa 7.1-7.2
Water (KF) 1%
Absorbance (A260, 1M H2O)As reported
Absorbance (A280, 1M H2O)As reported
DNase None Detected
RNase None Detected
Protease None Detected
CAS Number1132-61-2
Molecular FormulaC7H15NO4S
Molecular Weight209.3
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate namesMorpholinopropanesulfonic acid

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