
Manganese ores - Determination of active oxygen content, expressed as manganese dioxide - Titrimetric method
出版:International Organization for Standardization

专家解读视频
GB/T 1507-2006 - Modified
BS 3917-1:1965 - Similar
JIS M 8233:1995 - Equivalent
NF ISO 312:1987 - Identical
UNI ISO 312:1980 - Identical
AS 2900.2-2002 - Identical