GB/T 4375.6-1984 Methods for chemical analysis of gallium--The salicylfluorone cetyl trimethyl ammonium bromide photometric method for the determination of tin content
This standard applies to the determination of tin in gallium. Measuring range: 0.000050~0.020%.
GB/T 4375.6-1984 history
1984GB/T 4375.6-1984 Methods for chemical analysis of gallium--The salicylfluorone cetyl trimethyl ammonium bromide photometric method for the determination of tin content
GB/T 4375.6-1984 was changed to YS/T 520.6-2006 Gallium Chemical Analysis Method Salicylfluorone-Cetyltrimethylammonium Bromide Spectrophotometric Determination of Tin.