铁检测

GB/T 7739.7-2022 金精矿化学分析方法 第7部分：铁量的测定

Methods for chemical analysis of gold concentrates—Part 7: Determination of iron content

GB/T 20899.7-2022 金矿石化学分析方法 第7部分：铁量的测定

GB/T 42161-2022 磷酸铁锂电化学性能测试首次放电比容量及首次充放电效率测试方法

Electrochemical performance test of lithium iron phosphate—Test method for the initial discharge specific capacity and the initial efficiency

GB/T 38812.4-2022 直接还原铁 金属铁含量的测定 溴-甲醇滴定法

Direct reduced iron—Determination of metallic iron—Bromine-methanol titrimetric method

GB/T 42260-2022 磷酸铁锂电化学性能测试 循环寿命测试方法

Electrochemical performance test of lithium iron phosphate—Test method for cycle life

GB/T 26416.4-2022 稀土铁合金化学分析方法 第4部分：铁量的测定 重铬酸钾滴定法

Chemical analysis method for rare earth ferroalloy—Part 4: Determination of iron content—Potassium dichromate titration

GB/T 42273-2022 锆化合物化学分析方法 钙、铪、钛、钠、铁、铬、镉、锌、锰、铜、镍、铅含量的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of zirconium compounds—Determination of calcium,hafnium,titanium,sodium,iron,chromium,cadmium,zinc,manganese,copper,nickel,lead contents—Inductively coupled plasma atomic

GB/T 7717.16-2022 工业用丙烯腈 第16部分：铁、铜含量的测定 石墨炉原子吸收光谱法和电感耦合等离子体质谱法

Acrylonitrile for industrial use—Part 16: Determination of iron and copper content—Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry

GB/T 41523-2022 纸、纸板和纸浆 镁、钙、锰、铁及铜总量的测定

Paper, board and pulps—Determination of total magnesium, total calcium, total manganese, total iron and total copper

GB/T 6730.5-2022 铁矿石 全铁含量的测定 三氯化钛还原后滴定法

Iron ores—Determination of total iron content—Titrimetric methods after titanium(III) chloride reduction

GB/T 41497-2022 钒铁 钒、硅、磷、锰、铝、铁含量的测定 波长色散X射线荧光光谱法

Ferrovanadium—Determination of vanadium,silicon,phosphorus,manganese,aluminum,iron content—Wavelength dispersive X-ray fluorescence spectrometry

GB/T 41330-2022 锅炉用水和冷却水分析方法 痕量铜、铁、钠、钙、镁含量的测定 电感耦合等离子体质谱(ICP-MS)法

Analysis of water used in boiler and cooling system—Determination of trace copper, iron, sodium, calcium and magnesium—Inductively coupled plasma mass spectrometry (ICP-MS)

GB/T 5121.28-2021 铜及铜合金化学分析方法 第28部分：铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定 电感耦合等离子体质谱法

Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry

GB/T 41120-2021 损检测 非铁磁性金属材料脉冲涡流检测

Non-destructive testing—Test method for non-ferromagnetic metallic component pulsed eddy current testing

GB/T 40312-2021 磷铁 磷、硅、锰和钛含量的测定 波长色散X射线荧光光谱法（熔铸玻璃片法）

Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method)

GB/T 5687.13-2021 铬铁 铬、硅、锰、钛、钒和铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法)

Ferrochromium—Determination of chromium, silicon, manganese, titanium, vanadium, iron contents—Wavelength dispersive X-ray fluorescence spectrometry (fused cast bead method)

GB/T 14637-2021 工业循环冷却水及水垢中铜、铁、锌的测定　原子吸收光谱法

Determination of copper,iron and zinc in industrial circulating cooling water and scale—Atomic absorption spectrometric method

GB/T 40272-2021 纸、纸板、纸浆和纤维素纳米材料 酸溶镁、钙、锰、铁、铜、钠、钾的测定

Paper,board,pulps and cellulose nanomaterials—Determination of acid-soluble magnesium,calcium,manganese,iron,copper,sodium and potassium

GB/T 11066.11-2021 金化学分析方法 第11部分：镁、铬、锰、铁、镍、铜、钯、银、锡、锑、铅和铋含量的测定 电感耦合等离子体质谱法

Methods for chemical analysis of gold—Part 11：Determination of magnesium, chromium,manganese,iron,nickel,copper,palladium,silver,tin,antimony,lead and bismuth contents—Inductively coupled plasma mass spectrometry

GB/T 39994-2021 聚烯烃管道中六种金属元素（铁、钙、镁、锌、钛、铜）的测定

Determination of six metal elements (iron, calcium, magnesium, zinc, titanium,copper) in polyolefin pipe system

GB/T 14352.19-2021 钨矿石、钼矿石化学分析方法 第19部分：铋、镉、钴、铜、铁、锂、镍、磷、铅、锶、钒和锌量的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of tungsten ores and molybdenum ores—Part 19：Determination of bismuth，cadmium，cobalt，copper，iron，lithium，nickel，phosphorus，lead，strontium，vanadium and zinc content—Inductive-coupled plasma atomic emission spectrophotometry（I

GB/T 39138.3-2020 金镍铬铁硅硼合金化学分析方法 第3部分：铬、铁、硅、硼含量的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 3：Determination of chromium, iron, silicon and boron contents—Inductively coupled plasma atomic emission spectrometry

GB/T 34609.2-2020 铑化合物化学分析方法 第2部分：银、金、铂、钯、铱、钌、铅、镍、铜、铁、锡、锌、镁、锰、铝、钙、钠、钾、铬、硅含量的测定 电感耦合等离子体原子发射光谱法

Method for chemical analysis of rhodium compounds—Part 2: Determination of silver,gold,platinum,palladium,iridium,ruthenium,lead,nickel,copper,iron,tin,zinc,magnesium,manganese,aluminium,calcium,sodium,potassium,chromium and silicon contents—Inductively c

GB/T 8151.22-2020 锌精矿化学分析方法 第22部分：锌、铜、铅、铁、铝、钙和镁含量的测定 波长色散X射线荧光光谱法

Methods for chemical analysis of zinc concentrates—Part 22: Determination of zinc, copper, lead,iron,aluminium ,calcium and magnesium contents—Wavelength dispersive X-ray fluorescence spectrometric method

GB/T 20975.4-2020 铝及铝合金化学分析方法 第4部分：铁含量的测定

Methods for chemical analysis of aluminium and aluminium alloys—Part 4:Determination of iron content

GB/T 38812.2-2020 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法

Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride

GB/T 38882-2020 损检测 铁磁性管件壁厚变化漏磁检测方法

Non-destructive testing—Testing method for wall-thickness loss of ferromagnetic tubes using magnetic flux leakage

GB/T 38812.1-2020 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法

Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride

GB/T 38682-2020 流体输送用镍-铁-铬合金焊接管

Welded nickel-iron-chromium alloy pipes for fluid service

GB/T 15076.4-2020 钽铌化学分析方法 第4部分:铁量的测定 1，10—二氮杂菲分光光度法

Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry

GB/T 3653.7-2020 硼铁 硫含量的测定 红外线吸收法

Ferroboron—Determination of sulfur content—Infrared absorption method

GB/T 14849.1-2020 工业硅化学分析方法 第1部分：铁含量的测定

Methods for chemical analysis of silicon metal—Part 1：Determination of iron content

GB/T 13747.2-2019 锆及锆合金化学分析方法 第2部分：铁量的测定 1,10-二氮杂菲分光光度法和电感耦合等离子体原子发射光谱法

Methods for chemical analysis of zirconium and zirconium alloys—Part 2：Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry

GB/T 38394-2019 煤焦油 钠、钙、镁、铁含量的测定 电感耦合等离子体发射光谱法

Coal tar—Determination of sodium, calcium, magnesium and iron content—Inductively coupled plasma optical emission spectrometry

GB/T 38233-2019 含铁尘泥 铅和锌含量的测定 电感耦合等离子体原子发射光谱法

Iron-bearing dust and sludge- Determination of lead and zinc content- Inductively coupled plasma atomic emission spectrometry

GB/T 37673-2019 煤灰中硅、铝、铁、钙、镁、钠、钾、磷、钛、锰、钡、锶的测定 X射线荧光光谱法

Determination of silicon,aluminum,iron,calcium,magnesium,sodium,potassium,phosphorus,titanium,manganese,strontium and barium in coal ash—X-ray fluorescence spectrometric method

GB/T 3654.3-2019 铌铁 硅含量的测定 重量法

Ferroniobium—Determination of silicon content—Gravimetric method

GB/T 37211.2-2018 金属锗化学分析方法 第2部分：铝、铁、铜、镍、铅、钙、镁、钴、铟、锌含量的测定 电感耦合等离子体质谱法

Methods for chemical analysis of germanium metal—Part 2：Determination of aluminium,iron,copper,nickle,lead,cadmium, magnesium,cobalt,indium,zinc content—Inductively coupled plasma mass spectrometry method

GB/T 3884.21-2018 铜精矿化学分析方法 第21部分：铜、硫、铅、锌、铁、铝、钙、镁、锰量的测定 波长色散X射线荧光光谱法

Methods for chemical analysis of copper concentrates－Part 21:Determination of copper,sulfur,lead,zinc,iron, aluminium,calcium,magnesium,manganese content－Wavelength dispersive X-ray fluorescence spectrometric method

GB/T 36593-2018 铱粉化学分析方法 银、金、钯、铑、钌、铅、铂、镍、铜、铁、锡、锌、镁、锰、铝量的测定 电感耦合等离子体原子发射光谱法

Method for chemical analysis of iridium powder—Determination of silver, gold, palladium, rhodium, ruthenium, lead, platinum, nickel, copper, iron, tin, zinc, magnesium, manganese, aluminum contents —Inductively coupled plasma atomic emission spectrometry