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Nissan Cohen

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Do You Have Rouging Problems?

By Nissan Cohen, April 10, 2016

Recently rouging of two process vessels at a blood fractionation facility shut down production. 

The tanks of concern were derouged and passivated just 10 days before the rouge was observed on product contact surfaces prompting great concern.

The tanks are configured with baffles and stirrers connected to a main shaft.  “Staining” was noticed by the operators on several of these product contact surfaces.

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