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GB/T 4702.3-1984 Methods for chemical analysis of chromium metal--The molybdenum blue photometric method for the determinationof phosphorus content 金属铬化学分析方法 钼蓝光度法测定磷量 - 中英文版 |
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GB/T 4333.7-1984 Methods for chemical analysis of ferrosilicon--The chromatographic separation-barium sulfate gravimetric method for The determination of sulfur content 硅铁化学分析方法 色层分离硫酸钡重量法测定硫量 - 中英文版 |
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GB/T 4333.1-1984 Methods for chemical analysis of ferrosilicon--The perchloric acid dehydration-gravimetric method for The determination of silicon content 硅铁化学分析方法 高氯酸脱水重量法测定硅量 - 中英文版 |
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GB/T 4298-1984 The activation analysis method for The determination of elemental impurities in semiconductor silicon materials 半导体硅材料中杂质元素的活化分析方法 - 中英文版 |
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GB/T 4192-1984 Method for The determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuumtubes 电真空器件及电光源用钨、钼材料电阻率的测试方法 - 中英文版 |
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GB/T 3848-1983 Hardmetals--Determination of (the magnetization) coercivity 硬质合金矫顽 (磁) 力测定方法 - 中英文版 |
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GB/T 3654.9-1983 Methods for chemical analysisof ferroniobium--The thiocyanate photometric method for The determination of tungsten content 铌铁化学分析方法 硫氰酸盐光度法测定钨量 - 中英文版 |
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GB/T 3654.5-1983 Methods for chemical analysis of ferroniobium--The molybdenum blue photometric method for The determination of the phosphorus content 铌铁化学分析方法 钼蓝光度法测定磷量 - 中英文版 |
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GB/T 3654.4-1983 Methods for chemical analysis of ferroniobium--The combustion gravimetric method for The determination of carbon content 铌铁化学分析方法 燃烧重量法测定碳量 - 中英文版 |
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GB/T 3654.3-1983 Methods for chemical analysis of ferroniobium--The gravimetric method for The determination of silicon content 铌铁化学分析方法 重量法测定硅量 - 中英文版 |
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GB/T 3654.1-1983 Methods for chemical analysis of ferroniobium--The paper chromatograph-gravimetric method for The determination of niobium and tantalum content 铌铁化学分析方法 纸上色层分离重量法测定铌、钽量 - 中英文版 |
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GB/T 3654.10-1983 Methods for chemical analysis of ferroniobium--The EDTA volumetric method for The determination of aluminium content 铌铁化学分析方法 EDTA容量法测定铝量 - 中英文版 |
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GB/T 3653.5-1983 Methods for chemical analysis of ferroboron--The chromatographic separation-barium sulfate gravimetric method for The determination of sulfur content 硼铁化学分析方法 色层分离硫酸钡重量法测定硫量 - 中英文版 |
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GB/T 3653.2-1983 Methods for chemical analysis of ferroboron--The gasometric method for The determination of carbon content 硼铁化学分析方法 气体容量法测定碳量 - 中英文版 |
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GB/T 12009.4-2016 (Plastics - Aromatic isocyanates for the production of polyurethane - Part 4: Determination of isocyanate content - amendment No. 1) 塑料 聚氨酯生产用芳香族异氰酸酯 第4部分：异氰酸根含量的测定《第1号修改单》 - 中英文版 |
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