Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 223.54-2022 |
Iron, steel and alloys - Determination of nickel content - Flame atomic absorption spectrometry {译} 钢铁及合金 镍含量的测定 火焰原子吸收光谱法 |
China National Standards Steel iron Determination |
 English PDF |
| GB/T 223.63-2022 |
Iron, steel and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method {译} 钢铁及合金 锰含量的测定 高碘酸钠（钾）分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.91-2021 |
Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method 钢铁及合金 铜含量的测定 2，2'-联喹啉分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.90-2021 |
Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method 钢铁及合金 硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.37-2020 |
Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation 钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.88-2019 |
Iron, steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method 钢铁及合金 钙和镁含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.89-2019 |
Iron, steel and alloy—Determination of tellurium content—Hydride generation-atomic fluorescence spectrometric method 钢铁及合金 碲含量的测定 氢化物发生-原子荧光光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.88-2019 |
Iron, steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method 钢铁及合金 钙和镁含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.87-2018 |
Iron,steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method 钢铁及合金 钙和镁含量的测定 电感耦合等离子体质谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.82-2018 |
Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas 钢铁 氢含量的测定 惰性气体熔融-热导或红外法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 34191-2017 |
Methods of determination and calculation of heat balance in straight grate process for pellet firing of iron and steel industry 钢铁行业带式焙烧机焙烧球团热平衡测试与计算方法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 34208-2017 |
Iron and steel—Determination of antimony and tin content—Inductively coupled plasma atomic emission spectrometric method 钢铁 锑、锡含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 32974-2016 |
Methods of determination and calculation of heat balance in regenerative furnace of iron and steel industry 钢铁行业蓄热式工业炉窑热平衡测试与计算方法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 32956-2016 |
Methods of determination and calculation of heat balance in grate-kiln process forpellet firing system of iron and steel industry 钢铁行业链箅机-回转窑焙烧球团系统热平衡测试与计算方法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 32971-2016 |
Methods of determination and calculation of heat balance in regenerative burner for ladle preheating system of iron and steel industry 钢铁行业蓄热式钢包烘烤系统热平衡测试与计算方法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 32548-2016 |
Steel and iron—Determination of tin, antimony, cerium, lead and bismuth—Inductively coupled plasma mass spectrometric method 钢铁 锡、锑、铈、铅和铋的测定 电感耦合等离子体质谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.65-2012 |
Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method 钢铁及合金 钴含量的测定 火焰原子吸收光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 24520-2009 |
Cast iron and low alloy steel - Determination of lanthanum, cerium and magnesium content - Inductively coupled plasma atomic emission spectrometric method 铸铁和低合金钢 镧、铈和镁含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.86-2009 |
Steel and iron - Determination of total carbon content - Infrared absorption method after combustion in an induction furnace 钢铁及合金 总碳含量的测定 感应炉燃烧后红外吸收法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.85-2009 |
Steel and iron - Determination of sulfur content - Infrared absorption method after combustion in an induction furnace 钢铁及合金 硫含量的测定 感应炉燃烧后红外吸收法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.84-2009 |
Steel and iron - Determination of titanium content - Diantipyrylmethane spectrophotometric method 钢铁及合金 钛含量的测定 二安替比林甲烷分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.83-2009 |
Steel and iron - Determination of high sulfur content - Infrared absorption method after combustion in an induction furnace 钢铁及合金 高硫含量的测定 感应炉燃烧后红外吸收法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.11-2008 |
Iron, steel and alloy - Determination of chromium content - Visual titration or potentiometric titration method 钢铁及合金 铬含量的测定 可视滴定或电位滴定法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.59-2008 |
Iron,steel and alloy - Determination of phosphorus content - Bismuth phosphomolybdate blue spectrophotometric method and antimony phosphomolybdate blue spectrophotometric method 钢铁及合金 磷含量的测定 铋磷钼蓝分光光度法和锑磷钼蓝分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.5-2008 |
Steel and iron - Determination of acid-soluble silicon and total silicon content - Reduced molybdosilicate spectrophotometric method 钢铁 酸溶硅和全硅含量的测定 还原型硅钼酸盐分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.9-2008 |
Iron, steel and alloy - Determination of aluminium content - Chrom azurol S photometric method 钢铁及合金 铝含量的测定 铬天青S分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.75-2008 |
Iron,steel and alloy - Determination of boron content - Methanol distillation-curcumin photometric method 钢铁及合金 硼含量的测定 甲醇蒸馏-姜黄素光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.73-2008 |
Iron, steel and alloy - Determination of iron contents - Titanium trichloride-potassium dichromate titration method 钢铁及合金 铁含量的测定 三氯化钛-重铬酸钾滴定法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.72-2008 |
Iron, steel and alloy - Determination of sulfur content - Gravimetric method 钢铁及合金 硫含量的测定 重量法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.70-2008 |
Iron, steel and alloy - Determination of iron contents - O-phenanthroline spectrophotometric method 钢铁及合金 铁含量的测定 邻二氮杂菲分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.69-2008 |
Iron, steel and alloy - Determination of carbon contents - Gas-volumetric method after combustion in the pipe furnace 钢铁及合金 碳含量的测定 管式炉内燃烧后气体容量法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.67-2008 |
Iron, steel and alloy - Determination of sulfur content -Methylene blue spectrophotometric method 钢铁及合金 硫含量的测定 次甲基蓝分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.64-2008 |
Iron, steel and alloyed - Determination of manganese content - Flame atomic absorption spectrometric method 钢铁及合金 锰含量的测定 火焰原子吸收光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.55-2008 |
Iron, steel and alloy - Determination of tellurium content - Oscillo-polarographic method 钢铁及合金 碲含量的测定 示波极谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.43-2008 |
Iron, steel and alloy - Determination of tungsten content - Gravimetryc method and spectrophotometric method 钢铁及合金 钨含量的测定 重量法和分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.31-2008 |
Iron, steel and alloy - Determination of arsenic content -Distillation-molybdenum blue spectrophotometric method 钢铁及合金 砷含量的测定 蒸馏分离-钼蓝分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.29-2008 |
Iron, steel and alloy - Determination of lead content - Carrier precipitation-xylenol orange spectrophotometric method 钢铁及合金 铅含量的测定 载体沉淀-二甲酚橙分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.26-2008 |
Iron, steel and alloy - Determination of molybdenum content - The thiocyanate spectrophotometric method 钢铁及合金 钼含量的测定 硫氰酸盐分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.23-2008 |
Iron, steel and alloy - Determination of nickel content - The dimethylglyoxime spectrophotometric method 钢铁及合金 镍含量的测定 丁二酮肟分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.82-2007 |
Steel and iron - Determination of hydrogen content - Inert gas impulse fusion heat conductivity method 钢铁 氢含量的测定 惰气脉冲熔融热导法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.81-2007 |
Iron, steel and alloy - Determination of total aluminum and total boron contents - Microwave digestion - inductively coupled plasma mass spectrometric method 钢铁及合金 总铝和总硼含量的测定 微波消解-电感耦合等离子体质谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.80-2007 |
Iron，steel and alloy - Determination of trace bismuth and arsenic contents - Hydride generation - atomic fluorescence spectrometric method 钢铁及合金 铋和砷含量的测定 氢化物发生-原子荧光光谱法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.79-2007 |
Iron and steel - Determination of multi - element contents - X - ray fluorescence spectrometry (Routine method) 钢铁 多元素含量的测定 X-射线荧光光谱法（常规法） |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.40-2007 |
Iron, steel and alloy - Determination of niobium content - The sulphochlorophenol S spectrophotometric method 钢铁及合金 铌含量的测定 氯磺酚S分光光度法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 20124-2006 |
Steel and iron -- Determination of nitrogen content -- Thermal conductimetric method after fusion in a current of inert gas (Routine method) 钢铁 氮含量的测定 惰性气体熔融热导法（常规方法） |
China National Standards Steel iron Determination |
English PDF |
| GB/T 20123-2006 |
Steel and iron -- Determination of total carbon and sulfur content -- Infrared absorption method after combustion in an induction furnace (routine method) 钢铁 总碳硫含量的测定 高频感应炉燃烧后红外吸收法（常规方法） |
China National Standards Steel iron Determination |
English PDF |
| GB/T 11261-2006 |
Steel and iron Determination of oxygen content The pulse heating inert gas fusion-infra-red absorption method 钢铁 氧含量的测定 脉冲加热惰气熔融-红外线吸收法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 20066-2006 |
Steel and iron -- Sampling and preparation of samples for the determination of chemical composition 钢和铁 化学成分测定用试样的取样和制样方法 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 11354-2005 |
Determination of nitrided case depth and metallographic microstructure examination for steel iron parts 钢铁零件 渗氮层深度测定和金相组织检验 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.78-2000 |
Methods for chemical analysis of iron，steel and alloy--Curcumin spectrophotometric method for the determination of boron content 钢铁及合金化学分析方法 姜黄素直接光度法测定硼含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.34-2000 |
Methods for chemical analysis of iron，steel and alloy--The determination of hydrochloric acid-insoluble content of iron powders 钢铁及合金化学分析方法 铁粉中盐酸不溶物的测定 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.8-2000 |
Methods for chemical analysis of iron，steel and alloy--The sodium fluoride separation--EDTA titration method for the determination of aluminium content 钢铁及合金化学分析方法 氟化钠分离-EDTA滴定法测定铝含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.14-2000 |
Methods for chemical analysis of iron，steel and alloy--The N-benzoy-N-phenylhydroxylamine extraction photometric method for the determination of vanadium content 钢铁及合金化学分析方法 钽试剂萃取光度法测定钒含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.13-2000 |
Methods for chemical analysis of iron，steel and alloy--The ammonium ferrous sulfate titrationmethod for the determination of vanadium content 钢铁及合金化学分析方法 硫酸亚铁铵滴定法测定钒含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.74-1997 |
Methods for chemical analysis of iron，steel and alloy--The combustion gravimetric/gas-volumetric method for the determination of non-combined carbon content 钢铁及合金化学分析方法 非化合碳含量的测定 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.71-1997 |
Methods for chemical analysis of iron，steel and alloy--The gravimetric method after combustion in the pipe furnace for the determination of carbon content 钢铁及合金化学分析方法 管式炉内燃烧后重量法测定碳含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.68-1997 |
Methods for chemical analysis of iron，steel and alloy--The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content 钢铁及合金化学分析方法 管式炉内燃烧后碘酸钾滴定法测定硫含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.60-1997 |
Methods for chemical analysis of iron，steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content 钢铁及合金化学分析方法 高氯酸脱水重量法测定硅含量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.6-1994 |
Methods for chemical analysis of iron，steel and alloy--The neutralization titrimetric method for the determination of boron content 钢铁及合金化学分析方法 中和滴定法测定硼量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.50-1994 |
Methods for chemical analysis of iron，steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content 钢铁及合金化学分析方法 苯基荧光酮-溴化十六烷基三甲基胺直接光度法测定锡量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.49-1994 |
Methods for chemical analysis of iron，steel and alloy--Extraction separation-chlorophosphonazo mA spectro-photometric method for the determination of the total rare earth content 钢铁及合金化学分析方法 萃取分离-偶氮氯膦mA分光光度法测定稀土总量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.47-1994 |
Methods for chemical analysis of iron，steel and alloy--The carrier precipitation-molybdenumblue potometric method for the determination of antimony content 钢铁及合金化学分析方法 载体沉淀-钼蓝光度法测定锑量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.36-1994 |
Methods for chemical analysis of iron，steel and alloy--The neutral titration method for the determination of nitrogen content after distillation separation 钢铁及合金化学分析方法 蒸馏分离-中和滴定法测定氮量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.33-1994 |
Methods forchemical analysis of iron，steel and alloy--The chlorophosphonago mA photometric method for the determination of cerium content after extraction separation 钢铁及合金化学分析方法 萃取分离-偶氮氯膦mA光度法测定铈量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.32-1994 |
Methods for chemical analysis of iron，steel and alloy--The hypophosphite reduction-iodimetric method for the determination of arsenic content 钢铁及合金化学分析方法 次磷酸钠还原-碘量法测定砷量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.30-1994 |
Methods for chemical analysis of iron，steel and alloy--The arsenazo Ⅲspectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid 钢铁及合金化学分析方法 对-溴苦杏仁酸沉淀分离-偶氮胂Ⅲ分光光度法测定锆量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.77-1994 |
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of calcium content 钢铁及合金化学分析方法 火焰原子吸收光谱法测定钙量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.76-1994 |
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of vanadium content 钢铁及合金化学分析方法 火焰原子吸收光谱法测定钒量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.25-1994 |
Methods for chemical analysis of iron，steel and alloy--The dimethylglyoxime gravimetric method forthe determination of nickel content 钢铁及合金化学分析方法 丁二酮肟重量法测定镍量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.22-1994 |
Methods for chemical analysis of iron，steel and alloy--The nitroso-R-salt spectrophotometric method for the determination of cobalt content 钢铁及合金化学分析方法 亚硝基R 盐分光光度法测定钴量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.21-1994 |
Methods for chemical analysis of iron，steel and alloy--The 5-Cl-PADAB spectrophotometricmethod for the determination of cobalt content 钢铁及合金化学分析方法 5-Cl-PADAB分光光度法测定钴量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.20-1994 |
Methods for chemical analysis of iron，steel and alloy--The fotentiometric titration method for the determination of cobalt content 钢铁及合金化学分析方法 电位滴定法测定钴量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.18-1994 |
Methods for chemical analysis of iron，steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content 钢铁及合金化学分析方法 硫代硫酸钠分离-碘量法测定铜量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.16-1991 |
Methods for chemical analysis of iron，steel and alloy--The chromotropic acid photometric method for the determination of titanium content 钢铁及合金化学分析方法 变色酸光度法测定钛量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.12-1991 |
Methodsfor chemical analysis of iron，steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content 钢铁及合金化学分析方法 碳酸钠分离-二苯碳酰二肼光度法测定铬量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.66-1989 |
Methods for chemical analysis of iron，steel and alloy--The thiocyanate chlorpromazine hydrochloride--chloro form extraction photometric method for the determination of tungsten content 钢铁及合金化学分析方法 硫氰酸盐-盐酸氯丙嗪-三氯甲烷萃取光度法测定钨量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.46-1989 |
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of magnesium content 钢铁及合金化学分析方法 火焰原子吸收光谱法测定镁量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.37-1989 |
Methods for chemical analysis of iron，steel and alloy--The indophenol blue photometric method for the determination of nitrogen content after distillation separation 钢铁及合金化学分析方法 蒸馏分离-靛酚蓝光度法测定氮量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.28-1989 |
Methods for chemical analysis of iron，steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content 钢铁及合金化学分析方法 α-安息香肟重量法测定钼量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.19-1989 |
Methods for chemical analysis of iron，steel and alloy--The neocuproine-chloroform extraction photometric method for the determination of copper content 钢铁及合金化学分析方法 新亚铜灵-三氯甲烷萃取光度法测定铜量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.17-1989 |
Methods for chemical analysis of iron，steel and alloy--The diantipyryl methane photometric method for the determination of titanium content 钢铁及合金化学分析方法 二安替比林甲烷光度法测定钛量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.3-1988 |
Methods forchemical analysis of iron，steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content 钢铁及合金化学分析方法 二安替比林甲烷磷钼酸重量法测定磷量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.58-1987 |
Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content 钢铁及合金化学分析方法 亚砷酸钠-亚硝酸钠滴定法测定锰量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.57-1987 |
Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content 钢铁及合金化学分析方法 萃取分离-吸附催化极谱法测定镉量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.54-1987 |
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content 钢铁及合金化学分析方法 火焰原子吸收分光光度法测定镍量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.53-1987 |
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content 钢铁及合金化学分析方法 火焰原子吸收分光光度法测定铜量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.52-1987 |
Methods for chemical analysis of iron，steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content 钢铁及合金化学分析方法 盐酸羟胺-碘量法测定硒量 |
China National Standards Steel iron Determination |
English PDF |
| GB/T 223.51-1987 |
Methods for chemical analysis of iron，steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content 钢铁及合金化学分析方法 5-Br-PADAP 光度法测定锌量 |
China National Standards Steel iron Determination |
English PDF |
| 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 Steel iron Determination |
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 Steel iron Determination |
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 Steel iron Determination |
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 Steel iron Determination |
English PDF |
| Find out:92Items | To Page of: First -Previous-Next -Last | 1 |
+86-755-25831330
