This product is used to stop TMB Microwell substrate
and change the absorbance from blue (620 nm) to
yellow (450 nm). Equal volumes of substrate and stop
solution should be used. The resulting
Crystallization, absorption spectra, isoionic point.
Proc. Natl. Acad. Sci. USA, 59(2), 620-623 (1968).
13. Golicnik, M., and Stojan, J., Multi-step analysis as a
tool for kinetic parameter
calpastatin. Epitope mapping studies indicate the
epitope is between amino acids 465-620 (domain III) of
The calpain (Ca2+-dependent proteinase or
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