CB/T 3905.3-1999 Chemical Analysis Method of Tin-based Bearing Alloy Potassium Permanganate Titration Method for Determination of Antimony Content (English Version)
2005CB/T 3905.3-2005 Method for chemical analysis of tin-base bearing alloy - Part 3: Potassium permanganate method for the determination of antimony content
1989CB/T 3905.3-1999 Chemical Analysis Method of Tin-based Bearing Alloy Potassium Permanganate Titration Method for Determination of Antimony Content