https://www.taxtmi.com/circulars?id=11471 Fused Silica is an amorphous, synthetically produced form of silica not covered by Chapter 25 because it is processed beyond basic mechanical treatment. Although chemically silicon dioxide, Chapter 28 excludes glass frit and other glass in powder, granules or flakes. Applying the General Rules and Chapter Notes, fused silica in powder/granule/flake form is classifiable as glass frit, while fused silica in unworked rod or tube form is classifiable as unworked glass articles; field formations should finalize assessments accordingly. en-us Wed, 01 Feb 2012 00:00:00 +0530 Wed, 09 May 2012 18:20:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/circulars?id=11471 Fused Silica is an amorphous, synthetically produced form of silica not covered by Chapter 25 because it is processed beyond basic mechanical treatment. Although chemically silicon dioxide, Chapter 28 excludes glass frit and other glass in powder, granules or flakes. Applying the General Rules and Chapter Notes, fused silica in powder/granule/flake form is classifiable as glass frit, while fused silica in unworked rod or tube form is classifiable as unworked glass articles; field formations should finalize assessments accordingly. Circulars Customs Wed, 01 Feb 2012 00:00:00 +0530 https://www.taxtmi.com/circulars?id=11471