PTMScan® Trypsin, Mass Spectrometry Grade is provided for use with Cell Signaling Technology's patented PTMScan® protocol in the Trypsin Digestion of Enriched Peptides step. Reconstitute the lyophilized trypsin with 40ul of mass spectrometry grade water to make a 0.5 ug/ul stock. Use immediately or aliquot and store at -80°C. Consult the specific PTMScan® kit and protocol for more details.
Store lyophilized trypsin powder at -20ºC protected from moisture. Once reconstituted, store trypsin solutions at -80ºC. Lyophilized trypsin has a shelf life of 1 year at -20ºC and solutions are stable for 6 months at -80ºC.
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