ISO 4784-2022 建筑和土木工程密封剂--表面固化时间的测定

ISO 4784-2022建筑和土木工程密封剂--表面固化时间的测定【适用范围】The document specifies a method for the determination of the surface cure of one- and multi-component sealants.【正文命中】ERNATIONAL ISO STANDARD 4784 First edition 2022-01 Building and civil engineering sealants — Determination of surface cure time Mastics pour le batiment et le génie civil — Détermination du temps de polymérisation en surface Reference number ISO 4784:2022(E) ？ ISO 2022 ISO 4784:2022(E) COPYRIGHT PROTECTED DOCUMENT ？ ISO 2022 All rights reserved. Unle【中国标准分类】  Q24  建材产品【国际标准分类】  91.100.50-粘合料、密封材料现行发布日期：2022-01-01