
Dentistry - Agar Impression Material
出版:National Standards Authority of Ireland

专家解读视频
Gives the requirements for agar impression material, together with the test methods to be employed to determine compliance with these requirements.
SS EN 21 564:1990 - Identical
UNI EN 21564:1991 - Identical
BS EN 21564:1991 - Identical
NF EN 21564:1990 - Identical