Unless otherwise stated on the reagent label, we use
10yrs for dry chemicals and 5yrs for liquids (assuming
proper storage).  These dates are stated in our SOP. 
We do have the ability to extend the expiration date,
especially for dry reagents that have a longer shelf
life.

Roger Moretz, Ph.D.
Dept. of Toxicology
Boehringer Ingelheim Pharmaceuticals
Ridgefield, CT

--- "Norton, Sally"
 wrote:

>  
> 
>             Hello all,
> 
>  
> 
>             Does anyone know of a list expiration
> dates for dry
> chemicals and reagents for histology?
> 
>  
> 
>             Thank you,
> 
>  
> 
>             Sally Norton
> 
>             Histology
> 
>             Children's Hospital and Regional Medical
> Center
> 
>  
> 
>  
> 
> 
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