About 24% EDTA can be another comparable replacement for phosphoric acid if used with a Single Etch Primer, like Prime and Bond NT on primary teeth. 34% phosphoric acid has the highest bond strength values with composite resin. Single etch followed by NRC has the second and third highest bond strength values, which are comparable to phosphoric acid.
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Time-Dependent Effects of EDTA on Dentin Structures
S CALT, Ahmet Serper · Journal of Endodontics · 2002 · 591 citations
A. John Gwinnett, Akira Matsui · Archives of Oral Biology · 1967 · 280 citations