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GB/T 6730.7-1986 Methods for chemical analysis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content 铁矿石化学分析方法 磺基水杨酸光度法测定金属铁量 - 英文版 |
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GB/T 6730.6-1986 Methods for chemical analysis of iron ores--The ferric chloride-sodium acetate volumetric method for the determination of metallic iron content 铁矿石化学分析方法 三氯化铁-乙酸钠容量法测定金属铁量 - 英文版 |
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GB/T 6730.51-1986 Methods for chemical analysis of iron ores--The caustic asbestos absorption gravimetric method for the determination of carbon content in carbonate 铁矿石化学分析方法 烧碱石棉吸收重量法测定碳酸盐中碳量 - 英文版 |
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GB/T 6730.50-1986 Methods for chemical analysisof iron ores--The gas volumetric method for the determination of total carbon content 铁矿石化学分析方法 气体容量法测定总碳量 - 英文版 |
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GB/T 6730.49-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of sodium and potassium content 铁矿石化学分析方法 原子吸收分光光度法测定钠和钾量 - 英文版 |
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GB/T 6730.48-1986 Methods for chemical analysis of iron ores--The dithio diantipyryl methane photometric method for the determination of bismuth content 铁矿石化学分析方法 二硫代二安替吡啉甲烷光度法测定铋量 - 英文版 |
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GB/T 6730.36-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of copper content 铁矿石化学分析方法 原子吸收分光光度法测定铜量 - 英文版 |
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GB/T 6730.3-1986 Methods for chemical analysis of iron ores--The gravimetric method for the determination of hygroscopic moisture content in analytical samples 铁矿石化学分析方法 重量法测定分析试样中吸湿水量 - 英文版 |
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GB/T 6730.14-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of calcium and magnesium content 铁矿石化学分析方法 原子吸收分光光度法测定钙和镁量 - 英文版 |
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GB/T 5687.4-1985 Methods for chemical analysis of ferrochromium--The neutralization titration method for the determination of nitrogen content 铬铁化学分析方法 中和滴定法测定氮量 - 英文版 |
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GB/T 5474-1985 Phenol-formaldehyde mouldings--Determination of free ammonia and ammonium compounds--Colorimetric comparison method 酚醛模塑制品游离氨和铵化合物的测定 比色法 - 英文版 |
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GB/T 223.48-1985 Methods for chemical analysis of iron，steel and alloy--The semixylenol orange photometric method for the determination of bismuth content 钢铁及合金化学分析方法 半二甲酚橙光度法测定铋量 - 英文版 |
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GB/T 223.42-1985 Methods for chemical analysis of iron，steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent 钢铁及合金化学分析方法 离子交换分离-溴邻苯三酚红光度法测定钽量 - 英文版 |
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GB/T 223.41-1985 Methods for chemical analysis of iron，steel and alloy--The anion-exchange separation-pyrogallol photometric method for the determination of tantalum content 钢铁及合金化学分析方法 离子交换分离-连苯三酚光度法测定钽量 - 英文版 |
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GB/T 223.38-1985 Methods for chemical analysis of iron，steel and alloy--The anion-exchange separation-gravimetric method for the determination of niobium content 钢铁及合金化学分析方法 离子交换分离-重量法测定铌量 - 英文版 |
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GB/T 5124.4-1985 Methods for chemical analysis of hardmetals--The photometric peroxide method for the determination of titanium content 硬质合金化学分析方法 过氧化物光度法测定钛量 - 英文版 |
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GB/T 5124.3-1985 Methods for chemical analysisof hardmetals--The potentiometric method for the determination of cobalt content 硬质合金化学分析方法 电位滴定法测定钴量 - 英文版 |
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GB/T 5080.4-1985 Equipment reliability testing--Procedure for point estimates and confidence intervals from reliability determination tests(Exponential distribution) 设备可靠性试验 可靠性测定试验的点估计和区间估计方法 (指数分布) - 英文版 |
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GB/T 5078-1985 Method for the determination of the space required by capacitors and resistors with unidirectional terminations 单向引出的电容器和电阻器所需空间的测定方法 - 英文版 |
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GB/T 4702.9-1985 Methods for chemical analysis of chromium metal--The crystal violet spectrophotometric method for the determination of antimony content 金属铬化学分析方法 结晶紫分光光度法测定锑量 - 英文版 |
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GB/T 4702.8-1985 Methods for chemical analysis of chromium metal--The distillation-molybdenum blue spectrophotometricmethod for the determination of arsenic content 金属铬化学分析方法 蒸馏-钼蓝分光光度法测定砷量 - 英文版 |
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GB/T 4702.11-1985 Methods for chemical analysis of chromium metal--The alizarin violet spectrophotometric method for the determination of tin content 金属铬化学分析方法 茜素紫分光光度法测定锡量 - 英文版 |
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GB/T 4702.10-1985 Methods for chemical analysis of chromium metal--The cupral spectrophotometric method for the determination of copper content 金属铬化学分析方法 铜试剂分光光度法测定铜量 - 英文版 |
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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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 - 英文版 |
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GB/T 2413-1980 Piezoelectric ceramic materials--Measuring methods for determination of volume density 压电陶瓷材料体积密度测量方法 - 英文版 |
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