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各省、自治区、直辖市、计划单列市及新疆生产建设兵团经贸委(经委)、建委(建设厅)、质量技监局,有关省建材行业主管部门: 2001年4月1日起,六大通用水泥将实施新的国家标准,即GB175-1999《硅酸盐水泥、普通硅酸盐水泥》、GB1344-1999《矿渣硅酸盐水泥、火山灰硅酸盐水泥及粉煤灰硅酸盐水泥》、GB12958-1999《复合硅酸盐水泥》,为确保水泥新标准的顺利实施,现就有关问题通知如下: 一、水泥产品标准是强制性国家标准,所有生产经营和使用单位都必须严格执行。各级经贸主管部门(建材主管部门)、
Provinces, autonomous regions, municipalities directly under the Central Government, cities under separate planning, and the Xinjiang Production and Construction Corps Economic and Trade Commission (Economic Commission), Construction Committee (Construction Department), Quality and Technical Supervision Bureau, and relevant departments of the province’s building materials industry: From April 1, 2001, the six general cement companies New national standards will be implemented, namely GB175-1999 “Portland Cement, Ordinary Portland Cement”, GB1344-1999 “Slag Portland Cement, Pozzolanic Portland Cement, and Fly Ash Portland Cement”, GB12958 -1999 “Multi-Portland Cement” In order to ensure the smooth implementation of the new cement standard, the relevant issues are hereby notified as follows: 1. The cement product standard is a mandatory national standard and all production, operation, and use units must be strictly enforced. The competent economic and trade departments at all levels (construction authorities for building materials),