I.S. EN ISO 7490:2001废止
Dental Gypsum-bonded Casting Investments
出版：National Standards Authority of Ireland
专家解读视频
Establishes a classification of, and specifies requirements for, gypsum-bonded casting investments.
NEN EN ISO 7490:2001 - Identical
ISO 7490:2000 - Identical
SS EN ISO 7490 Ed. 1 (2001) - Identical
UNE EN ISO 7490:2001 - Identical
NS EN ISO 7490 Ed. 1 (2000) - Identical
UNI EN ISO 7490:2001 - Identical
NF EN ISO 7490:2001 - Identical
NBN EN ISO 7490:2001 - Identical
ONORM EN ISO 7490:2001 - Identical
DIN EN ISO 7490 (2001-09) - Identical
BS EN ISO 7490:2001 - Identical
SN EN ISO 7490:2001 - Identical
