<prompt> Depth of demineralization for dentin is:10 micron7.5 micron6 micron20 micron  <response>: In enamel, the resin tags are approximately 6 μm in diameter and 10 to 20 μm in length and lead to micromechanical interlocking.Phillips 12th edition page 260Dentin is demineralized by up to approximately 7.5 μm depending on the type of acid, application time, and concentration.Sturdevant 7th edition page 144 