GB/T 4374.3-1984 Methods for chemical analysis of magnesium powders and aluminum-magnesium alloy powders--The molybdenum blue photometric method for the determination of silicon content
This standard applies to the determination of silicon content in aluminum-magnesium alloy powder. Measuring range: 0.040~0.400%.
GB/T 4374.3-1984 history
2013GB/T 13748.10-2013 Chemical analysis methods of magnesium and magnesium alloys.Part 10:Determination of silicon content.Molybdenum blue spectrophotometric method
2005GB/T 13748.10-2005 Chemical analysis methods of magnesium and magnesium alloys.Determination of silicon content.Molybdenum blue spectrophotometric method
1984GB/T 4374.3-1984 Methods for chemical analysis of magnesium powders and aluminum-magnesium alloy powders--The molybdenum blue photometric method for the determination of silicon content
GB/T 4374.3-1984 was changed to GB/T 13748.10-2005 Chemical analysis methods of magnesium and magnesium alloys.Determination of silicon content.Molybdenum blue spectrophotometric method.