GB/T 223.8-2000 Methods for chemical analysis of iron,steel and alloy The sodium fluoride separation-EDTA titration method for the determination of aluminium content (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 223.8-2000
Replace
GB/T 223.8-1991
Scope
This standard specifies the determination of aluminum content by sodium fluoride separation-EDTA titration method. This standard applies to the determination of 0.50% (m/m) to 10.00% (m/m) aluminum content in steel and alloys.
GB/T 223.8-2000 history
2000GB/T 223.8-2000 Methods for chemical analysis of iron,steel and alloy The sodium fluoride separation-EDTA titration method for the determination of aluminium content