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Hepta

   Also found in: Wikipedia 0.04 sec.
Hep´ta
1.A combining form from Gr. "epta`, seven.


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? Mentioned in ? References in periodicals archive
 
2004) used the term "PBDEs"; however, the PBDEs analyzed in sera were only the tetra to hepta congeners.
In carp collected in the Des Plaines River downstream of a facility using OBDE, there were large amounts of BDE 181 and BDE 183, as well as the unique congener, BDE 190 (all hepta congeners).
They found the content of heptachlorinated dibenzofurans and dibenzodioxins were several orders of magnitude greater than other total congeners (tetra, penta, hexa, octa); however, congener-specific data within the hepta class were not reported.
 
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