锰矿石

• Manganese ores and concentrates . determination of lead content . polarographic methods
  锰矿石和精矿.铅含量的测定.极谱法
• Chemical analysis of manganese ores . spectrophotometric determination of titanium
  锰矿石的化学分析.钛的分光光度计法测定
• Chemical analysis of manganese ores . gravimetric determination of silicon dioxide
  锰矿石的化学分析.二氧化硅的重量测定法
• Chemical analysis of manganese ores . spectrophotometric determination of vanadium
  锰矿石的化学分析.钒的分光光度计法测定
• Manganese ores and concentrates . determination of arsenic content . spectrometric method
  锰矿石和精矿.砷含量的测定.光谱法
• Chemical analysis of manganese ores . spectrophotometric determination of phosphorus
  锰矿石的化学分析.磷的分光光度计法测定
• Chemical analysis of manganese ores . polarographic and gravimetric determination of zinc
  锰矿石的化学分析.锌的极谱分析和重量测定法
• Manganese ores - determination of phosphorus content - phosphomolybdenum blue spectrophotometric method
  锰矿石磷含量的测定磷钼蓝分光光度法
• Standard test methods for determination of manganese in manganese ores by redox titration
  用氧化还原滴定法测定锰矿石中锰含量的标准试验方法
• Chemical analysis of manganese ores . determination of moisture content on laboratory samples
  锰矿石的化学分析.水分含量的测定用试验室样品