EN 24946:1990被替代
Steel And Cast Iron - Determination Of Copper Content - 2,2'-Diquinolyl Spectrophotometric Method (Iso 4946:1984)
出版：Comite Europeen de Normalisation
专家解读视频
1990 COR 1991 [01/09/1991]1990 [01/03/1990]
Also numbered as BS 6200-3.12.2(1985) and ISO 4946 (09/2005)
UNI EN 24946:1992 - Identical
BS 6200-3.12.2:1985 - Equivalent
DS EN 24946:1991 - Identical
SNV NF EN 24946:1990 - Identical
NEN ISO 4946:1992 - Identical
DIN EN 24946 (1992-11) - Identical
NF EN 24946:1990 - Identical
NBN EN 24946:1992 - Identical
I.S. EN 24946:1991 - Identical
NS ISO 4946 Ed. 1 (1990) - Identical
PN EN 24946:2000 - Identical
ISO 4946:1984 - Equivalent
UNE 36329-2:1991 - Identical
SS EN 24946 Ed. 1 (1991) - Identical
