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Standard Code | Standard Title | Standard Class | Order |
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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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
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 |
China National Standards content |
English PDF |
GB/T 2432-1981 |
Gasoline--Determination of tetraethyl lead content--Complexometric titration method 汽油中四乙基铅含量测定法 (络合滴定法) |
China National Standards content |
English PDF |
GB/T 1794-1979 |
Jet fuels--Determination of icing inhibitor content 喷气燃料防冰剂含量测定法 |
China National Standards content |
English PDF |
GB/T 260-1977 |
Determination of water content in petroleum products 石油产品水分测定法 |
China National Standards content |
English PDF |
GB/T 380-1977 |
Determination of sulfur content in petroleum products (lamp method) 石油产品硫含量测定法 (燃灯法) |
China National Standards content |
English PDF |
GB/T 512-1965 |
Determination of water content in lubricating greases 润滑脂水分测定法 |
China National Standards content |
English PDF |
GB/T 388-1964 |
Determination of sulfur content in petroleum products (oxygen bomb method) 石油产品硫含量测定法 (氧弹法) |
China National Standards content |
English PDF |
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》 |
China National Standards content |
English PDF |
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