pHrodo™ iFL Red STP Ester (amine-reactive), 3 x 100 μg - FAQs

Is there an alternative chaotrope for 8M guanidine-HCl solution used for determining degree of labeling (DOL) for pHrodo Dyes for Amine Labeling (Cat. Nos. P36010, P36011, P36012, P36013)?

Yes. A solution of 8 M urea in 20 mM HEPES can be used as an alternative for 8 M guanidine-HCl solution in the degree of labeling (DOL) determination protocol for pHrodo Dyes for Amine Labeling (Cat. Nos. P36010, P36011, P36012, P36013).

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