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  1. SolidMechanics227

    Composites

    I have a vinyl ester with carbon fiber reinforcments. I want to digest the matrix so I can calculate the fiber fraction etc. I am following ASTM D3171-11. It says to use 30-50% Hydrogen peroxide and to use 20mL of sulfuric acid. It doesn't say what concentration though. Does anyone know or...

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