
Methods for chemical analysis of magnesium and magnesium alloys—Part 4Determination of manganese and zirconium content—Spectrophotometric method
STANDARD published on 25.5.2026
Designation standards: GB/T 13748.4-2026
Note: Execute Date: december 2026
Publication date standards: 25.5.2026
Country: Chinese technical standard
Category: Technical standards GB