硼铁 硅含量的测定 高氯酸脱水重量法
Ferroboron—Determination of silicon content—Perchloric acid dehydration-gravimetric method

2023-11-27

锰铜和新康铜电阻合金化学分析方法 高氯酸脱水重量法测定硅量
Method for chemical analysis of manganin and novokostant resistance alloy The perchloric acid dehydration gravimetric method for the determination of silicon content

1999-08-06

镍基合金粉化学分析方法　第3部分：硅量的测定　高氯酸脱水称量法
Methods for chemical analysis of nickel base alloy powder—Part 3:Determination of silicon content—Perchloric acid dehydration gravimetric analysis

2009-12-04

石灰石及白云石化学分析方法 第2部分：二氧化硅含量的测定 硅钼蓝分光光度法和高氯酸脱水重量法
Methods for chemical analysis of limestone and dolomite - Part 2: The determination of silicon dioxide content - The silicomolybdic blue spectrophotometric method and the perchloric acid dehydration gravimetric method

2012-11-05

铸造化铁炉酸性炉渣化学分析方法 高氯酸脱水重量法测定二氧化硅量
Chemical analysis methods for acid slay of cupola-Determination of silica by gravimetric method using perchloric acid dewatering

1999-06-24

火法冶炼镍基体料化学分析方法　第2部分：硅量的测定　硅钼蓝分光光度法和高氯酸脱水重量法
Methods for chemical analysis of fire smelting nickel substrate material—Part 2:Determination of silicon content—Molybdosilicate blue spectrophotometric method and perchloric acid dehydration gravimetric method

2014-10-14