Re: To UV or not
Re: To UV or not
- Subject: Re: To UV or not
- From: Rich Apollo <email@hidden>
- Date: Mon, 25 Sep 2006 09:32:07 -0500
Here's a related question: in your opinion, other than looking at
it with a
UV lamp, how can you tell unequivocally that a given paper sample
exhibits
fluorescence?
Measure the paper with a densitometer. If the density is reported as
a negative number then the paper contains brighteners.
Rich Apollo
314-344-1144
email@hidden
www.prioritylitho.com
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