GB/T 8152.3-1987 Methods for chemical analysis of lead concentrates--The chromazurol S spectrophotometric method for the determination of aluminium (3) oxide content
This standard applies to the determination of the amount of aluminum oxide in lead concentrate. Measuring range: 1% to 5%.
GB/T 8152.3-1987 history
2017GB/T 8152.13-2017 Methods for chemical analysis of lead concentrates—Part 13:Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry
2006GB/T 8152.3-2006 Methods for chemical analysis of lead concentrates. Determination of aluminium (Ⅲ) oxide content. Chromazurol S spectrophotometric method
1987GB/T 8152.3-1987 Methods for chemical analysis of lead concentrates--The chromazurol S spectrophotometric method for the determination of aluminium (3) oxide content