ISO 4898:2006被替代
Rigid cellular plastics - Thermal insulation products for buildings - Specifications
出版：International Organization for Standardization
專家解讀視頻
SS UNI E13.12.524.0:1990 - Identical
SNV ISO 4898:1990 - Identical
NFT 56 203:1988 - Similar
NFT 56 200:1988 - Similar
NFT 56 201:1988 - Similar
UNI 7819:1988 - Similar
SS ISO 4898 Ed. 2 (2006) - Identical
NEN ISO 4898:2006 - Identical
