
Ferroboron—Determination of aluminum content—EDTA titrimetric method, chrome azurol S spectrophotometric method and inductively coupled plasma atomic emission spectrometric method
STANDARD published on 29.8.2025
Designation standards: GB/T 3653.4-2025
Note: Execute Date: march 2026
Publication date standards: 29.8.2025
Country: Chinese technical standard
Category: Technical standards GB