- Standard No.
- GB/T 10574.4-2003
- Language
- Chinese, Available in English version
- Release Date
- 2003
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
-
GB/T 10574.4-2003
- Replace
-
GB/T 10574.5-1989
- Scope
- This section specifies the method for the determination of iron content in tin-lead solders. This section applies to the determination of iron content in tin-lead solder. Measuring range (mass fraction): 0.000 5% to 0.12%.
GB/T 10574.4-2003 history
- 1989 GB/T 10574.3-2003 Method for chemical analysis of tin-lead solder - Determination of bismuth content
- 1989 GB/T 10574.4-1989 Tin-lead solders--Determination of bismuth content--Thiourea spectrophotometric method
GB/T 10574.4-2003 Methods for chemical analysis of tin-lead solders--Determination of iron content has been changed from GB/T 10574.5-1989 Tin-lead solders--Determination of iron content--1,10-phenanthroline spectrophotometric method.