Description General description General proteolytic substrate. Smaller particle size provides a rapid, simple method for quantitative determination of protease content in aqueous solutions. Color yield (520 nm): >1.0; blank (520 nm, 5 mg/ml buffer, 10 min at 37°C, pH 7.0): <0.3. Mesh: >100. General proteolytic substrate. Smaller particle size provides a rapid, simple method for quantitative determination of protease content in aqueous solutions. Color yield (520 nm): >1.0; blank (520 nm, 50 mg/5 ml buffer, 10 minutes at 37°C, pH 7.0): <0.3. Mesh: >100. Packaging 1 g in Plastic ampoule 5 g in Glass bottle Biochem/physiol Actions Cell permeable: no Primary Target General proteolytic substrate Product does not compete with ATP. Reversible: no Warning Toxicity: Standard Handling (A) Reconstitution Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C. Other Notes Poilane, I., et al. 1998. Can. J. Microbiol. 44, 157. Braganza, V.J., and Simmons, W.H. 1991. Biochemistry 30, 4997.