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Old 10/16/2007, 04:09 PM
liquidfunk liquidfunk is offline
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Join Date: Apr 2003
Location: Portland OR
Posts: 574
Color change DI resin VS Food grade

I just got off the phone with Purolite. A big manufacture of DI resin. She asked some questions about how its used in our applications etc. And explained they would not be responsible for the death of any fish due to using color change resin. She said you cannot have color change and food grade in the same resin. The typical "nuclear grade" color change resin is LAB grade not FOOD grade. She said LAB grade is NOT safe to drink.

Thoughts??? Everyone (it seems) uses color change resin, but this woman made it sound as though food grade would be better applied. She could not tell me what it is about lab grade color change resin that causes problems (or if there is a problem at all) but she said it had to do with the dyes used in the color change resin.

Anyone have any input? Ive been drinking color change resin water for years, (yes Ive heard it can strip your body of electrilites SP?)

Are we best using Food grade non color change resin???
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