Dorothy,

You have probably already checked this and eliminated it as the cause, 
but has the temperature of your water bath(s) changed?  Do you 
continuously monitor your water temp?  i.e. does you water bath(s) have 
a digital temp. display?

~ Ford
Ford M. Royer, MT(ASCP)
Midwest Science & Biocenter
6551 Jansen Ave. NE
Alberville, MN 55301
email 

Dorothy.L.Webb@HealthPartners.Com wrote:

>We recently switched to Surgipath's "Blue Ribbon" paraffin and the techs
>loved it!  Within the past two weeks, they are noticing that the ribbon is
>more compressed and harder to stretch out on the waterbath.  Any ideas as to
>why this would be happening when the product was used for about two months
>with no problem whatsoever??  We are using it in both the processor and the
>embedder and it is a multfunction paraffin.  I like the "blueness" of the
>paraffin, as all of the small biopsies stand out in the paraffin when
>embedded for easier sectioning visualness!  Thanks ahead of time..LOVE the
>histonet!!
>
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