GB/T 4374.2-1984 Methods for chemical analysis of magnesium powders and aluminum-magnesium alloy powders--The 1,10-phenanthroline photometric method for the determination of iron content
This standard applies to the determination of iron content in magnesium powder and aluminum-magnesium alloy powder. Measuring range: 0.010 to 1.00%.
GB/T 4374.2-1984 history
2013GB/T 13748.9-2013 Chemical analysis methods of magnesium and magnesium alloys.Part 9:Determination of iron content.Orthopenanthroline spectrophotometric method
2005GB/T 13748.9-2005 Chemical analysis methods of magnesium and magnesium alloys.Determination of iron content.Orthopenanthroline spectrophotometric method
1984GB/T 4374.2-1984 Methods for chemical analysis of magnesium powders and aluminum-magnesium alloy powders--The 1,10-phenanthroline photometric method for the determination of iron content
GB/T 4374.2-1984 was changed to GB/T 13748.9-2005 Chemical analysis methods of magnesium and magnesium alloys.Determination of iron content.Orthopenanthroline spectrophotometric method.