China Samples GB Standards List

China "Samples" GB Standards List:

Standard Code	Standard Title	Standard Class	Order
GB/T 43915-2024	Test methods for nano-geometric standard Samples {译} 纳米几何量标准样板测试方法	China National Standards Samples	English PDF
GB/T 43457-2023	Preparation and installation requirements for space science experiment Samples before launch {译} 空间科学实验样品发射前准备与安装要求	China National Standards Samples	English PDF
GB/Z 43482-2023	Hydraulic transmissions Hoses and hose assemblies Methods of collecting fluid Samples for analysis of cleanliness {译} 液压传动软管和软管总成收集流体样本分析清洁度的方法	China National Standards Samples	English PDF
GB/T 43429-2023	General requirements for the preservation of pathogenic microorganisms and Samples for human infections {译} 人感染病原微生物与样本保藏通用要求	China National Standards Samples	English PDF
GB/T 19494.2-2023	Mechanized sampling of coal Part 2: Preparation of coal Samples {译} 煤炭机械化采样第2部分：煤样的制备	China National Standards Samples	English PDF
GB/Z 43032-2023	Nanotechnology Characterization of metal and metal oxide nano-objects in water Samples Sample preparation methods {译} 纳米技术水样中金属与金属氧化物纳米物体表征样品制备方法	China National Standards Samples	English PDF
GB/T 43139-2023	Density testing of cast aluminum alloy liquid reduced pressure solidification Samples {译} 铸造铝合金液减压凝固试样密度检测	China National Standards Samples	English PDF
GB/T 42465-2023	Basic data set of traditional Chinese medicine information on human biological Samples {译} 人类生物样本中医信息基本数据集	China National Standards Samples	English PDF
GB/T 15000.8-2023	Standard Sample Working Guidelines Part 8: Use of Standard Samples {译} 标准样品工作导则第8部分：标准样品的使用	China National Standards Samples	English PDF
GB/T 6730.85-2023	Iron ore - Preparation and determination of certified standard Samples for chemical analysis {译} 铁矿石化学分析用有证标准样品的制备和定值	China National Standards Samples	English PDF
GB/T 15000.5-2023	Standard Sample Working Guidelines Part 5: Internal Development of Quality Control Samples {译} 标准样品工作导则第5部分：质量控制样品的内部研制	China National Standards Samples	English PDF
GB/T 15000.3-2023	Working guidelines for standard Samples - Part 3: Standard samples - Determination and evaluation of homogeneity and stability {译} 标准样品工作导则第3部分：标准样品定值和均匀性与稳定性评估	China National Standards Samples	English PDF
GB/T 5750.2-2023	Standard Examination Methods for Drinking Water Part 2: Collection and Preservation of Water Samples {译} 生活饮用水标准检验方法第2部分：水样的采集与保存	China National Standards Samples	English PDF
GB/T 42490-2023	Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological Samples Stable isotope ratio mass spectrometry {译} 土壤质量土壤与生物样品中有机碳含量与碳同位素比值、全氮含量与氮同位素比值的测定稳定同位素比值质谱法	China National Standards Samples	English PDF
GB/T 42363-2023	Soil quality Pretreatment of soil Samples for physical and chemical analysis {译} 土壤质量土壤理化分析样品的预处理	China National Standards Samples	English PDF
GB/T 41615-2022	Information items and data structures of biological Samples and sampled persons in forensic scientific DNA database {译} 法庭科学 DNA数据库中生物检材和被采样人信息项及其数据结构	China National Standards Samples	English PDF
GB/T 16145-2022	Gamma Spectroscopy Analysis Method of Radionuclides in Environmental and Biological Samples {译} 环境及生物样品中放射性核素的γ能谱分析方法	China National Standards Samples	English PDF
GB/T 42186-2022	Operational Specifications for Cold Chain Logistics of Biological Samples for Medical Testing {译} 医学检验生物样本冷链物流运作规范	China National Standards Samples	English PDF
GB/T 41689-2022	Soil Quality Methods for Direct DNA Extraction from Soil Samples {译} 土壤质量土壤样品直接提取DNA的方法	China National Standards Samples	English PDF
GB/T 41910-2022	Quality control of washed faeces and grading of faecal Samples {译} 洗涤粪菌质量控制和粪菌样本分级	China National Standards Samples	English PDF
GB/T 19702-2021	In vitro diagnostic medical devices -- Measurement of quantities in Samples of biological origin -- Requirements for content and presentation of reference measurement procedures 体外诊断医疗器械生物源性样品中量的测量参考测量程序的表述和内容的要求	China National Standards Samples	English PDF
GB/T 41123.1-2021	Non-destructive testing -- Radiation methods for industrial computed tomography -- Part 1: Principles, equipment and Samples 无损检测工业射线计算机层析成像检测第1部分：原理、设备和样品	China National Standards Samples	English PDF
GB/T 40664-2021	General requirements for high-throughput sequencing technologies of detecting nucleic acid Samples 用于高通量测序的核酸类样本质量控制通用要求	China National Standards Samples	English PDF
GB/T 39516-2020	Micro nano standard Samples（geometric）微纳米标准样板（几何量）	China National Standards Samples	English PDF
GB/T 38980-2020	Test method for artificial defect sizes of zirconium tube flaw detection comparison Samples 锆管探伤对比试样人工缺陷尺寸测量方法	China National Standards Samples	English PDF
GB/T 38787-2020	Plastics—Methods for the preparation of Samples for biodegradation testing of plastic materials 塑料材料生物分解试验用样品制备方法	China National Standards Samples	English PDF
GB/T 16145-2020	Gamma spectrometry method of analysing radionuclides in biological Samples 生物样品中放射性核素的γ能谱分析方法	China National Standards Samples	English PDF
GB/T 38531-2020	Microbeam analysis—Computed tomography (CT) method for micro- and nano-pore structure analysis in tight rock Samples 微束分析致密岩石微纳米级孔隙结构计算机层析成像（CT）分析方法	China National Standards Samples	English PDF
GB/T 19703-2020	In vitro diagnostic medical devices—Measurement of quantities in Samples of biological origin—Requirements for certified reference materials and the content of supporting documentation 体外诊断医疗器械生物源性样品中量的测量有证参考物质及支持文件内容的要求	China National Standards Samples	English PDF
GB/T 39303-2020	General technical specification for pre-treatment of microorganism Samples in wastewater treatment system 废水处理系统微生物样品前处理通用技术规范	China National Standards Samples	English PDF
GB/T 38261-2019	Nanotechnology—Determination of silver contents in biological Samples—Inductively coupled plasma mass spectrometry 纳米技术生物样品中银含量测量电感耦合等离子体质谱法	China National Standards Samples	English PDF
GB/T 17783-2019	Rubber,vulcanized or thermoplastic—Chemical tests—Preparation of Samples and test piece 硫化橡胶或热塑性橡胶化学试验样品和试样的制备	China National Standards Samples	English PDF
GB/T 9978.2-2019	Fire Resistance Tests—Elements of building construction—Part 2: Guidance on measuring uniformity of furnace exposure on test Samples 建筑构件耐火试验方法第2部分：耐火试验试件受火作用均匀性的测量指南	China National Standards Samples	English PDF
GB/T 38261-2019	Nanotechnology—Determination of silver contents in biological Samples—Inductively coupled plasma mass spectrometry 纳米技术生物样品中银含量测量电感耦合等离子体质谱法	China National Standards Samples	English PDF
GB/T 17783-2019	Rubber,vulcanized or thermoplastic—Chemical tests—Preparation of Samples and test piece 硫化橡胶或热塑性橡胶化学试验样品和试样的制备	China National Standards Samples	English PDF
GB/T 9978.2-2019	Fire Resistance Tests—Elements of building construction—Part 2: Guidance on measuring uniformity of furnace exposure on test Samples 建筑构件耐火试验方法第2部分：耐火试验试件受火作用均匀性的测量指南	China National Standards Samples	English PDF
GB/T 37865-2019	Analysis method of 14C in biological Samples—Oxgen bomb combustion method 生物样品中14C的分析方法氧弹燃烧法	China National Standards Samples	English PDF
GB/T 37469-2019	Space materials science experiment—Management standard for Samples 空间材料科学实验样品管理规范	China National Standards Samples	English PDF
GB/T 2975-2018	Steel and steel products—Location and preparation of Samples and test pieces for mechanical testing 钢及钢产品力学性能试验取样位置及试样制备	China National Standards Samples	English PDF
GB/T 15711-2018	Inspection of non-metallic inclusions of steel—Etching test method of tower Samples 钢中非金属夹杂物的检验塔形发纹酸浸法	China National Standards Samples	English PDF
GB/T 35814-2018	Method for analysis of forestry biomass—Preparation of Samples 林业生物质原料分析方法样品处理方法	China National Standards Samples	English PDF
GB/T 6730.3-2017	Iron ores—Determination of hygroscopic moisture in analytical Samples—Gravimetric, Karl Fischer and mass-loss methods 铁矿石分析样中吸湿水分的测定重量法、卡尔费休法和质量损失法	China National Standards Samples	English PDF
GB/T 33681.1-2017	Methods to prepare Samples for high-throughput gene sequencing—Part 1：Preparing samples of animal tissues 高通量基因测序样本预处理方法第1部分：动物组织样本预处理	China National Standards Samples	English PDF
GB/T 35418-2017	Nanotechnologies—Determination of elemental impurities in Samples of carbon nanotubes—Inductively coupled plasma mass spectrometry 纳米技术碳纳米管中杂质元素的测定电感耦合等离子体质谱法	China National Standards Samples	English PDF
GB/T 32722-2016	Soil quality—Guidance on long and short term storage of soil Samples 土壤质量土壤样品长期和短期保存指南	China National Standards Samples	English PDF
GB/T 6730.1-2016	Iron ores—Preparation of predried test Samples for chemical analysis 铁矿石分析用预干燥试样的制备	China National Standards Samples	English PDF
GB/T 4010-2015	Ferroalloys sampling and preparation of Samples for chrmical analysis 铁合金化学分析用试样的采取和制备	China National Standards Samples	English PDF
GB/T 31416-2015	Paints and varnishes—Determination of the pot-life of multicomponent coating systems—Preparation and conditioning of Samples and guidelines for testing 色漆和清漆多组分涂料体系适用期的测定样品制备和状态调节及试验指南	China National Standards Samples	English PDF
GB/T 30744-2014	The technology specification for the pre-treatment of deep-sea microorganism Samples 深海微生物样品前处理技术规范	China National Standards Samples	English PDF
GB/T 24572.5-2013	Standard practice for separation and concentration of ignitable liquid residues from fire debris Samples―Part 5：Purge and trap concentration 火灾现场易燃液体残留物实验室提取方法第5部分：吹扫捕集法	China National Standards Samples	English PDF
GB/T 29173-2012	Determination method for Samples of geochemical exploration for oil and gas 油气地球化学勘探试样测定方法	China National Standards Samples	English PDF
GB/T 18795-2012	Technology requirement for making standard Samples of tea 茶叶标准样品制备技术条件	China National Standards Samples	English PDF
GB/T 28875-2012	Space science experiment - Requirement for biological Samples 空间科学实验生物样品要求	China National Standards Samples	English PDF
GB/T 28372-2012	Ferroalloys - Sampling and preparation of Samples-General rules 铁合金取样和制样总则	China National Standards Samples	English PDF
GB/T 14369-2011	Acoustics - Measurement methods of insertion loss，echo reduction and sound absorption coefficient for underwater acoustical material Samples 声学水声材料样品插入损失、回声降低和吸声系数的测量方法	China National Standards Samples	English PDF
GB/T 26515.2-2011	Essential oils - General guidance on chromatographic profiles - Part 2: Utilization of chromatographic profiles of Samples of essential oils 精油气相色谱图像通用指南第2部分：精油样品气相色谱图像的利用	China National Standards Samples	English PDF
GB/T 25949-2010	Aluminium ores - Preparation of Samples 铝土矿样品制备	China National Standards Samples	English PDF
GB/T 18340.6-2010	Organic geochemical analysis methods for geological Samples - Part 6：Determination of gasoline group component - Mass spectrometry 地质样品有机地球化学分析方法第6部分：汽油族组成测定质谱法	China National Standards Samples	English PDF
GB/T 18340.5-2010	Organic geochemical analysis methods for geological Samples - Part 5: Analysis of saturated hydrocarbons in rock extracts and crude oils - Gas chromatography 地质样品有机地球化学分析方法第5部分：岩石提取物和原油中饱和烃分析气相色谱法	China National Standards Samples	English PDF
GB/T 18340.4-2010	Organic geochemical analysis methods for geological Samples - Part 4：Determination of aromatic hydrocarbon group component in heavy fraction of oil - Mass spectrometry 地质样品有机地球化学分析方法第4部分：石油重馏分中芳香烃族组分测定质谱法	China National Standards Samples	English PDF
GB/T 18340.3-2010	Organic geochemical analysis method for geological Samples - Part 3： Determination of saturated hydrocarbon group components in heavy fraction of oil - Mass spectrometry 地质样品有机地球化学分析方法第3部分：石油重馏分中饱和烃族组分测定质谱法	China National Standards Samples	English PDF
GB/T 18340.2-2010	Organic geochemical analysis method for geological Samples - Part 2: Determination of organic carbon stable isotopic component - Isotopic mass spectrometry 地质样品有机地球化学分析方法第2部分：有机质稳定碳同位素测定同位素质谱法	China National Standards Samples	English PDF
GB/T 18340.1-2010	Organic geochemical analysis methods for geological Samples - Part 1： Analysis of light crude oils - Gas chromatography 地质样品有机地球化学分析方法第1部分：轻质原油分析气相色谱法	China National Standards Samples	English PDF
GB/T 17418.7-2010	Methods for analysis of noble metals in geochemical Samples - Part 7: Determination of platinum group elements - By nickel sulfide fire assay-inductively coupled plasma mass spectrometry 地球化学样品中贵金属分析方法第7部分：铂族元素量的测定镍锍试金-电感耦合等离子体质谱法	China National Standards Samples	English PDF
GB/T 17418.6-2010	Methods for analysis of noble metals in geochemical Samples - Part 6: Determination of platinum, palladium and gold content - Preconcentration by fire assay - emission spectrometry 地球化学样品中贵金属分析方法第6部分：铂量、钯量和金量的测定火试金富集-发射光谱法	China National Standards Samples	English PDF
GB/T 17418.5-2010	Methods for analysis of noble metals in geochemical Samples - Part 5: Determination of ruthenium and osmium content - Separationby distillation-catalytic spectrophotometric method 地球化学样品中贵金属分析方法第5部分：钌量和锇量的测定蒸馏分离-催化分光光度法	China National Standards Samples	English PDF
GB/T 17418.4-2010	Methods for analysis of noble metals in geochemical Samples - Part 4: Determination of iridium content - Preconcentration by thiourea-catalytic spectrophotometric method 地球化学样品中贵金属分析方法第4部分：铱量的测定硫脲富集-催化分光光度法	China National Standards Samples	English PDF
GB/T 17418.3-2010	Methods for analysis of noble metals in geochemical Samples - Part 3: Determination of palladium content - Preconcentration by thiourea - graphite furnace atomic absorption spectrophotometric method 地球化学样品中贵金属分析方法第3部分：钯量的测定硫脲富集-石墨炉原子吸收分光光度法	China National Standards Samples	English PDF
GB/T 17418.2-2010	Methods for analysis of noble metals in geochemical Samples - Part 2：Determination of platinum and rhodium content-Preconcentration by thiourea-catalytic polarographic method 地球化学样品中贵金属分析方法第2部分：铂量和铑量的测定硫脲富集-催化极谱法	China National Standards Samples	English PDF
GB/T 17418.1-2010	Methods for analysis of noble metals in geochemical Samples - Part 1：General rules and regulations 地球化学样品中贵金属分析方法第1部分：总则及一般规定	China National Standards Samples	English PDF
GB/T 13073-2010	Rock Samples - Determination of radium - 226 - Emanation technique 岩石样品 226Ra的测定射气法	China National Standards Samples	English PDF
GB/T 13072-2010	Geological water Samples - Determination of radioactive ratio 226Ra/228Ra - Emanation - β counting techniques 地质水样 226Ra/228Ra 放射性活度比值测定射气法 - β 法	China National Standards Samples	English PDF
GB/T 13071-2010	Geological waters Samples - Determination of radioactive ratios 234U/238U and 230Th/232Th - Extraction chromatograph and alpha spectrometry measure 地质水样 234U/238U、230Th/232Th 放射性活度比值的测定 - 萃淋树脂萃取色层分离 α 能谱法	China National Standards Samples	English PDF
GB/T 3402.2-2010	Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 2: Preparation of test Samples and determination of properties 塑料氯乙烯均聚和共聚树脂第2部分：试样制备及性能测定	China National Standards Samples	English PDF
GB/T 24484-2009	Sampling and preparation of the ferromolybdenum Samples 钼铁试样的采取和制备方法	China National Standards Samples	English PDF
GB/T 24572.4-2009	Standard practice for separation and concentration of ignitable liquid residues from fire debris Samples - Part 4: Solid phase microextraction(SPME) 火灾现场易燃液体残留物实验室提取方法第4部分：固相微萃取法	China National Standards Samples	English PDF
GB/T 24572.3-2009	Standard practice for separation and concentration of ignitable liquid residues from fire debris Samples - Part 3: Activated charcoal absorption 火灾现场易燃液体残留物实验室提取方法第3部分：活性炭吸附法	China National Standards Samples	English PDF
GB/T 24572.2-2009	Standard practice for separation and concentration of ignitable liquid residues from fire debris Samples - Part 2: Direct headspace vapors sampling 火灾现场易燃液体残留物实验室提取方法第2部分：直接顶空进样法	China National Standards Samples	English PDF
GB/T 24572.1-2009	Standard practice for separation and concentration of ignitable liquid residues from fire debris Samples - Part 1: Solvent extraction 火灾现场易燃液体残留物实验室提取方法第1部分：溶剂提取法	China National Standards Samples	English PDF
GB/T 24220-2009	Chromium ores - Determination of hygroscopic moisture content in analytical Samples - Gravimetric method 铬矿石分析样品中湿存水的测定重量法	China National Standards Samples	English PDF
GB/T 10629-2009	Textiles - Preparation of laboratory test Samples and test specimens for chemical testing 纺织品用于化学试验的实验室样品和试样的准备	China National Standards Samples	English PDF
GB/T 22906.2-2008	Testing of cores - Part 2: Conditioning of test Samples 纸芯的测定第2部分：试样的温湿处理	China National Standards Samples	English PDF
GB/T 22661.1-2008	Chemical analysis methods of potassium fluoborade - Part 1: preparation and storage of test Samples 氟硼酸钾化学分析方法第1部分：试样的制备和贮存	China National Standards Samples	English PDF
GB/T 22660.1-2008	Chemical analysis methods of lithium fluoride - Part 1: Preparation and storage of test Samples 氟化锂化学分析方法第1部分：试样的制备和贮存	China National Standards Samples	English PDF
GB/T 22662.1-2008	Chemical analysis methods of potassium fluotitanate - Part 1: Preparation and storage of test Samples 氟钛酸钾化学分析方法第1部分：试样的制备和贮存	China National Standards Samples	English PDF
GB/T 1997-2008	Coke-sampling and preparation of Samples 焦炭试样的采取和制备	China National Standards Samples	English PDF
GB/T 16773-2008	Method of preparing coal Samples for the coal petrographic analysis 煤岩分析样品制备方法	China National Standards Samples	English PDF
GB/T 14454.1-2008	Fragrance/Flavor substances - Preparation of test Samples 香料试样制备	China National Standards Samples	English PDF
GB/T 22050-2008	Footwear - Sampling location, preparation and duration of conditioning of Samples and test pieces 鞋类样品和试样的取样位置、准备及环境调节时间	China National Standards Samples	English PDF
GB/T 8571-2008	Preparation of laboratory Samples for compound fertilizers 复混肥料实验室样品制备	China National Standards Samples	English PDF
GB/T 21994.1-2008	Chemical analysis of magnesium fluoride - Part 1: Preparation and storage of test Samples 氟化镁化学分析方法第1部分：试样的制备和贮存	China National Standards Samples	English PDF
GB/T 21415-2008	In vitro diagnostic medical devices - Measurement of quantities in biological Samples - Metrological traceability of values assigned to calibrators and control materials 体外诊断医疗器械生物样品中量的测量校准品和控制物质赋值的计量学溯源性	China National Standards Samples	English PDF
GB/T 5750.2-2006	Standard examination methods for drinking water - Collection and preservation of water Samples 生活饮用水标准检验方法水样的采集和保存	China National Standards Samples	English PDF
GB/T 20777-2006	Paints and varnishes - Examination and prepration of Samples for testing 色漆和清漆试样的检查和制备	China National Standards Samples	English PDF
GB/T 20195-2006	Animal feeding stuffs - Preparation of test Samples 动物饲料　试样的制备	China National Standards Samples	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 Samples	English PDF
GB/T 19703-2005	In vitro diagnostic medical devices-Measurement of quantities in Samples of biological origin-Description of reference materials 体外诊断医疗器械生物源性样品中量的测量参考物质的说明	China National Standards Samples	English PDF
GB/T 19702-2005	In vitro diagnostic medical devices-Measurement of quantities in Samples of biological origin-Presentation of reference measurement procedures 体外诊断医疗器械生物源性样品中量的测量参考测量程序的说明	China National Standards Samples	English PDF
GB/T 6609.23-2004	Chemical analysis methods and determination of physical performance of alumina--Preparation andstorage of test Samples 氧化铝化学分析方法和物理性能测定方法试样的制备和贮存	China National Standards Samples	English PDF
GB/T 18375.2-2001	Prosthetics--Structural testing of lower-limb prostheses--Part 2:Test Samples 假肢下肢假肢的结构检验第2部分:试验样品	China National Standards Samples	English PDF
GB/T 17783-1999	Rubber，vulcanized--Preparation of Samples and test pieces--Chemical tests 硫化橡胶样品和试样的制备化学试验	China National Standards Samples	English PDF
GB/T 17672-1999	Determinations for isotopes of lead，strontium and neodymium in rock Samples 岩石中铅、锶、钕同位素测定方法	China National Standards Samples	English PDF
GB/T 17489-1998	Hydraulic fluid power--Particulate contamination analysis--Extraction of fluid Samples from lines of anoperating system 液压颗粒污染分析从工作系统管路中提取液样	China National Standards Samples	English PDF
GB/T 17365-1998	Method of preparation for Samples of metal and alloy in electron probe microanalysis 金属与合金电子探针定量分析样品的制备方法	China National Standards Samples	English PDF
GB/T 17036-1997	Determination of germanium in uranium geological Samples--Salicyl fluorone spectrophotometry 铀矿地质样品中锗的测定水杨基荧光酮分光光度法	China National Standards Samples	English PDF
GB/T 16145-1995	Gamma spectrometry method of analysing radionuclides in biological Samples 生物样品中放射性核素的γ能谱分析方法	China National Standards Samples	English PDF
GB/T 15440-1995	Guidelines for preparing Samples for genetoxicity testing of organic pollutants in environment 环境中有机污染物遗传毒性检测的样品前处理规范	China National Standards Samples	English PDF
GB/T 4010-1994	Ferroalloys--Sampling and preparationof Samples for chemical analysis 铁合金化学分析用试样的采取和制备	China National Standards Samples	English PDF
GB/T 12999-1991	Water quality sampling--Technical regulation of the preservation and handling of Samples 水质采样样品的保存和管理技术规定	China National Standards Samples	English PDF
GB/T 12314-1990	Sensory analysis method--Guide lines for the preparation of Samples for which direct sensory analysis is not feasible 感官分析方法不能直接感官分析的样品制备准则	China National Standards Samples	English PDF
GB/T 11223.1-1989	Analytical determination of uranium in ash of biological Samples--Solid fluorimetry 生物样品灰中铀的测定固体荧光法	China National Standards Samples	English PDF
GB/T 11222.1-1989	Radiochemical analysis of strontium-90 in ash of biological Samples--Extraction chromatography by di-(2-ethylhexyl) phosphate 生物样品灰中锶-90的放射化学分析方法二-(2-乙基己基)磷酸酯萃取色层法	China National Standards Samples	English PDF
GB/T 11221-1989	Radiochemical analysis of caesium-137 in ash of biological Samples 生物样品灰中铯-137的放射化学分析方法	China National Standards Samples	English PDF
GB/T 8155-1987	Preparation and storage of test Samples of aluminium fluoride for industrial use 工业用氟化铝试样的制备和贮存	China National Standards Samples	English PDF
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	China National Standards Samples	English PDF
GB/T 6730.1-1986	Methods for chemical analysis of iron ores--Preparation of predried test Samples for chemical analysis 铁矿石化学分析方法分析用预干燥试样的制备	China National Standards Samples	English PDF

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