Bellefonte may refer to one of the following places in the United States:

Feedwater transient and small break loss of coolant accident analyses for the Bellefonte Nuclear Plant
Authigenic albite from the Lowville limestone at Bellefonte, Pennsylvania
Solid phase extraction medium
The Packed Column in Gas Chromatography
Toxicological evaluation of expanded shredded tobacco stems
The packed column in gas chromatography
Method of isolating an analyte using a solid phase extraction medium
A Tool for Selecting an Adsorbent for Thermal Desorption Applications
SMALL TOWN IN PENNSYLVANIA*
Reversible hydrogels from self-assembling artificial proteins.