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![Polyphenol Oxidase/PPO Activity Assay Kit (Colorimetric) [NBP3-25778] - Assay Example](http://images.novusbio.com/fullsize/nbp3-25778_polyphenol-oxidase-ppo-activity-assay-kit-colorimetric-8120241131114.png "Polyphenol Oxidase/PPO Activity Assay Kit (Colorimetric) [NBP3-25778] - Assay Example")
![Polyphenol Oxidase/PPO Activity Assay Kit (Colorimetric) [NBP3-25779] - Assay Example](http://images.novusbio.com/fullsize/nbp3-25779_polyphenol-oxidase-ppo-activity-assay-kit-colorimetric-8120241059437.png "Polyphenol Oxidase/PPO Activity Assay Kit (Colorimetric) [NBP3-25779] - Assay Example")