Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 223.60-2024 |
Steel and alloys - Determination of silicon content - Gravimetric method {译} 钢铁及合金-硅含量的测定-重量法 |
China National Standards Steel alloy Determination |
 English PDF |
| GB/T 223.92-2023 |
Steel and alloys - Determination of lanthanum, cerium, praseodymium, neodymium and samarium content - Inductively coupled plasma mass spectrometry {译} 钢铁及合金 镧、铈、镨、钕、钐含量的测定 电感耦合等离子体质谱法 |
China National Standards Steel alloy Determination |
English PDF |
| 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 alloy 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 alloy Determination |
English PDF |
| GB/T 40342-2021 |
Method for determination of aluminum content in hot dipped zinc-aluminum alloy coating on steel wire 钢丝热镀锌铝合金镀层中铝含量的测定 |
China National Standards Steel alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 39534-2020 |
Corrosion of metals and alloys—Method for determination of the uniform corrosion rate of stainless steels and nickel based alloys in liquids 金属和合金的腐蚀 液体中不锈钢和镍基合金均匀腐蚀速率测定方法 |
China National Standards Steel alloy 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 alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 37619-2019 |
Corrosion of metals and alloys—Potentiostatic test and evaluation method for determination of susceptibility to grooving corrosion of high frequency electric resistance welded steel pipes 金属和合金的腐蚀 高频电阻焊焊管沟槽腐蚀性能恒电位试验与评价方法 |
China National Standards Steel alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 36164-2018 |
High alloy steel—Determination of multi-element contents—X-ray fluorescence spectrometry (routine method) 高合金钢 多元素含量的测定 X射线荧光光谱法(常规法) |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 4336-2016 |
Carbon and low-alloy steel—Determination of multi-element contents—Spark discharge atomic emission spectrometric method (routine method) 碳素钢和中低合金钢 多元素含量的测定 火花放电原子发射光谱法（常规法） |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 31931-2015 |
Zinc or zinc alloy coating on steel sheets or strips—Determination of hexavalent chromium content—1,5-Diphenylcarbohydrazide (diphenylcarbazide) spectrophotometric method 钢板及钢带 锌及锌合金镀层中六价铬含量的测定 二苯碳酰二肼分光光度法 |
China National Standards Steel alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 22368-2008 |
Low-alloy steel - Determination of multi-element contents - Glow discharge optical emission spectrometry（Routine method） 低合金钢 多元素含量的测定 辉光放电原子发射光谱法（常规法） |
China National Standards Steel alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 223.4-2008 |
Alloyed steel - Determination of manganese content - Potentiometric or visual titration method 钢铁及合金 锰含量的测定 电位滴定或可视滴定法 |
China National Standards Steel alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 21834-2008 |
Medium and low alloy steel - Determination of the distribution of multi-element contents - Original position statistic distribution analysis method 中低合金钢 多元素成分分布的测定 金属原位统计分布分析法 |
China National Standards Steel alloy 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 alloy 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 alloy 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 alloy Determination |
English PDF |
| GB/T 20127.9-2006 |
Steel and alloy - Determination of trace element contents Part 9: Determination of scandium content by inductively coupled plasma atomic emission spectrometric method 钢铁及合金 痕量元素的测定 第9部分：电感耦合等离子体发射光谱法测定钪含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.8-2006 |
Steel and alloy - Determination of trace element contents Part 8: Determination of antimony content by hydride generation-atomic fluorescence spectrometric method 钢铁及合金 痕量元素的测定 第8部分：氢化物发生-原子荧光光谱法测定锑含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.7-2006 |
Steel and alloy - Determination of trace element contents Part 7: Determination of lead content by oscillopolarographic method 钢铁及合金 痕量元素的测定 第7部分：示波极谱法测定铅含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.6-2006 |
Steel and alloy - Determination of trace element contents Part 6: Determination of germanium content by gallic acid oscillopolarographic method 钢铁及合金 痕量元素的测定 第6部分：没食子酸-示波极谱法测定锗含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.5-2006 |
Steel and alloy - Determination of trace element contents Part 5: Determination of gallium content by extraction separation-rhodamine B photometric method 钢铁及合金 痕量元素的测定 第5部分：萃取分离-罗丹明B光度法 测定镓含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.4-2006 |
Steel and alloy - Determination of trace element contents Part 4: Determination of copper content by graphite furnace atomic absorption spectrometric method 钢铁及合金 痕量元素的测定 第4部分：石墨炉原子吸收光谱法测定铜含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.3-2006 |
Steel and alloy - Determination of trace element contents Part3:Determination of calcium,magnesium,barium content by inductively coupled plasma atomic emission spectrometric method 钢铁及合金 痕量元素的测定 第3部分：电感耦合等离子体发射光谱法测定钙、镁和钡含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.2-2006 |
Steel and alloy - Determination of trace element contents Part2: Determination of arsenic content by hydride generation-atomic fluorescence spectrometric method 钢铁及合金 痕量元素的测定 第2部分：氢化物发生-原子荧光光谱法 测定砷含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.13-2006 |
Steel and alloy - Determination of trace element contents Part 13: Determination of tin content by iodide extraction-phenylfluorone photometric method 钢铁及合金 痕量元素的测定 第13部分：碘化物萃取-苯基荧光酮光度法测定锡含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.12-2006 |
Steel and alloy - Determination of trace element contents Part 12: Determination of zinc content by flame atomic absorption spectrometric method 钢铁及合金 痕量元素的测定 第12部分：火焰原子吸收光谱法测定锌含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.1-2006 |
Steel and alloy - Determination of trace element contents Part 1: Determination of silver content by graphite furnace atomic absorption spectrometric method 钢铁及合金 痕量元素的测定 第1部分：石墨炉原子吸收光谱法测定银含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.11-2006 |
Steel and alloy - Determination of trace element contents Part 11: Determination of indium and thallium content by inductively coupled plasma-mass spectrometric method 钢铁及合金 痕量元素的测定 第11部分：电感耦合等离子体质谱法测定铟和铊含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20127.10-2006 |
Steel and alloy - Determination of trace element contents Part 10: Determination of selenium content by hydride generation-atomic fluorescence spectrometric method 钢铁及合金 痕量元素的测定 第10部分：氢化物发生-原子荧光光谱法测定硒含量 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20126-2006 |
Unalloyed steel -- Determination of low carbon content -- Part 2: Infrared absorption method after combustion in an induction furnace (with preheating) 非合金钢 低碳含量的测定 第2部分：感应炉（经预加热）内燃烧后红外吸收法 |
China National Standards Steel alloy Determination |
English PDF |
| GB/T 20125-2006 |
Low-alloy steel - Determination of multi-element contents - Inductively coupled plasma atomic emission spectrometric method 低合金钢 多元素的测定 电感耦合等离子体发射光谱法 |
China National Standards Steel alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy Determination |
English PDF |
| Find out:99Items | To Page of: First -Previous-Next -Last | 1 |
+86-755-25831330
