• NBR 13956 : 1997

    View Superseded By
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    SILICA ATIVA PARA USO EM CIMENTO PORTLAND, CONCRETO, ARGAMASSA E PASTA DE CIMENTO PORTLAND - ESPECIFICACAO

    Publisher:  Brazilian Standards

    Published: 

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      Brazilian Standards
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