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Buffer: 2 mM Na Phosphate, pH 6.5

Form: Lyophilized

Storage: -20ºC or lower

Activity: Greater than 400 units per mg protein. One unit is defined as the amount of enzyme which digests hemoglobin releasing peptides which are soluble in 10% TCA. The reaction is measured by an increase of an A280 of 1.0 per 60 minutes at 37oC. Substrate: acid-denatured hemoglobin (0.2% in reaction mixture). Buffer: 0.1 M formate, pH 3.3.

Purity: Greater than 95% by SDS-PAGE

Prepared from bovine tissue collected in the contiguous United States from animals under 30 months of age at a USDA-inspected facility.

Country of Origin: Bovine spleen was obtained from healthy animals of US origin and under the care of a registered veterinarian.

Athens Research & Technology products are laboratory reagents and are not to be administered to humans or used for any drug purpose. For research use only.