Click on the link { ABOVE }  

  

to view our STF specimens. 

  

 

 

 

 

 

*S.T.F. ^Tm  PRESERVATIVE:     

This revolutionary preservative was designed as a formaldehyde substitute.  Composed of Diazolidinyl Urea, 2-Bromo-2-nitropropane-1, 3-diol (Bronopol), Zinc Sulfate, and Sodium Citrate, this patented new chemical does not add phenol, formaldehyde, glutaraldehyde, pyruvic aldehyde (glyoxal), or any aldehyde based chemical.

 

  

Specimens preserved in S.T.F. ^Tm  

are guaranteed for 60 days.   

  

S.T.F. ^Tm  is non-carcinogenic and safe for classroom use.  Disposal of any waste components of a S.T.F. ^Tm specimen is exempt from regulations under the U.S. Environmental Protection Agency hazardous waste requirements if you otherwise qualify under (40CFR 261.5).  S.T.F. ^Tm can safely be disposed of down sinks with running water leading to municipal sewage.  Observe state and local ordinances.  S.T.F. ^Tm was developed by Streck Laboratories, Inc. 

  

  

Note:  Fetal pigs are no longer available in the STF preservative.