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	GB/T 28799.2-2020 PolyetHYlene of raised temperature resistance (PE-RT) piping systems for hot and cold water installations—Part 2: Pipes 冷热水用耐热聚乙烯(PE-RT)管道系统第2部分：管材 - 英文版
	GB/T 28799.1-2020 PolyetHYlene of raised temperature resistance（PE-RT）piping systems for hot and cold water installations—Part 1: General 冷热水用耐热聚乙烯(PE-RT)管道系统第1部分：总则 - 英文版
	GB/T 26981-2020 Analysis method for reservoir fluid pHYsical properties 油气藏流体物性分析方法 - 英文版
	GB/T 25217.14-2020 Methods for test, monitoring and prevention of rock burst—Part 14: Prevention method of roof HYdraulic fracturing 冲击地压测定、监测与防治方法第14部分：顶板水压致裂防治方法 - 英文版
	GB/T 20674.4-2020 Plastics pipes and fittings—Equipment for fusion jointing polyetHYlene systems—Part 4: Traceability coding 塑料管材和管件聚乙烯系统熔接设备第4部分：可追溯编码 - 英文版
	GB/T 20674.3-2020 Plastics pipes and fittings—Equipment for fusion jointing polyetHYlene systems—Part 3:Operator's badge 塑料管材和管件聚乙烯系统熔接设备第3部分：操作者代码 - 英文版
	GB/T 20674.2-2020 Plastics pipes and fittings—Equipment for fusion jointing polyetHYlene systems—Part 2: Electrofusion 塑料管材和管件聚乙烯系统熔接设备第2部分：电熔连接 - 英文版
	GB/T 20674.1-2020 Plastics pipes and fittings—Equipment for fusion jointing polyetHYlene systems—Part 1:Butt fusion 塑料管材和管件聚乙烯系统熔接设备第1部分：热熔对接 - 英文版
	GB/T 18252-2020 Plastics piping and ducting systems — Determination of the long-term HYdrostatic strength of thermoplastics materials in pipe form by extrapolation 塑料管道系统用外推法确定热塑性塑料材料以管材形式的长期静液压强度 - 英文版
	GB/T 5862-2020 Agricultural tractors and machinery—General purpose quick-action HYdraulic couplers 农业拖拉机和机械通用液压快换接头 - 英文版
	GB/T 39313-2020 Rubber hoses and hose assemblies—Compact wire-braid-reinforced HYdraulic types for oil-based or water-based fluids—Specification 橡胶软管及软管组合件输送石油基或水基流体用致密钢丝编织增强液压型规范 - 英文版
	GB/T 39311-2020 Thermoplastic hoses and hose assemblies — Wire or synthetic yarn reinforced single-pressure types for HYdraulic applications — Specification 热塑性软管和软管组合件液压用钢丝或合成纱线增强单一压力型规范 - 英文版
	GB/T 39309-2020 Rubber hoses and hose assemblies—Wire- or textile-reinforced single-pressure types for HYdraulic applications—Specification 橡胶软管和软管组合件液压用钢丝或织物增强单一压力型规范 - 英文版
	GB/T 39305-2020 Reclaimed water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatograpHY 再生水水质氟、氯、亚硝酸根、硝酸根、硫酸根的测定离子色谱法 - 英文版
	GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—MetHYlene blue spectrophotometric method 再生水水质阴离子表面活性剂的测定亚甲蓝分光光度法 - 英文版
	GB/T 39298-2020 Reclaimed water quality—Determination of benzene homologues—Gas chromatograpHY 再生水水质苯系物的测定气相色谱法 - 英文版
	GB/T 39285-2020 Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatograpHY 钯化合物分析方法氯含量的测定离子色谱法 - 英文版
	GB/T 39248-2020 Thermoplastic multi-layer (non-vulcanized) hoses and hose assemblies for the transfer of HYdrocarbons, solvents and chemicals—Specification 输送液化石油气和液化天然气用热塑性塑料多层（非硫化）软管及软管组合件规范 - 英文版
	GB/T 39246-2020 Prefabricated directly buried insulating fittings with seamless high density polyetHYlene casing pipe 高密度聚乙烯无缝外护管预制直埋保温管件 - 英文版
	GB/T 39231-2020 Cerium chloride anHYdrate 无水氯化铈 - 英文版
	GB/T 25807-2020 m-Carbamidoaniline HYdrochloride 间脲基苯胺盐酸盐 - 英文版
	GB/T 23937-2020 Sodium HYdrosulfide for industrial use 工业硫氢化钠 - 英文版
	GB/T 12688.10-2020 Test method of styrene for industrial use—Part 10: Determination of oxygenates—Gas chromatograpHY 工业用苯乙烯试验方法第10部分:含氧化合物的测定气相色谱法 - 英文版
	GB/T 3780.28-2020 Carbon black—Part 28: Determination the content of polycyclic aromatic HYdrocarbons 炭黑第28部分：多环芳烃含量的测定 - 英文版
	GB/T 20202-2019 EtHYlene-vinyl acetate copolymer (EVA) blown covering film for agriculture 农业用乙烯-乙酸乙烯酯共聚物（EVA）吹塑棚膜 - 英文版
	GB 23200.117-2019 National food safety standard - Determination of oxine-copper residue infoods of plant origin - High performance liquid chromatograpHY 食品安全国家标准植物源性食品中喹啉铜残留量的测定高效液相色谱法 - 英文版
	GB 23200.116-2019 National food safety standard - Determination of 90 organophosphorus pesticides and metabolites residues in foods of plant origin - Gas chromatograpHY method 食品安全国家标准植物源性食品中90种有机磷类农药及其代谢物残留量的测定气相色谱法 - 英文版
	GB/T 50081-2019 Standard for test method of pHYsical and mechanical properties on concrete 混凝土物理力学性能试验方法标准 - 英文版
	GB/T 38334-2019 Technical specification for black-start of HYdropower station 水电站黑启动技术规范 - 英文版
	GB/T 38286-2019 PolyetHYlene(PE)，polypropylene(PP) and polystyrene(PS) resin―Determination of peroxide value 聚乙烯、聚丙烯、聚苯乙烯树脂过氧化值的测定 - 英文版
	GB/T 38271-2019 Plastics—Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I)—Gas chromatograpHY 塑料聚苯乙烯(PS)和抗冲击聚苯乙烯（PS-I）中残留苯乙烯单体含量的测定气相色谱法 - 英文版
	GB/T 14561-2019 Fire HYdrant cabinet 消火栓箱 - 英文版
	GB/T 14506.33-2019 Methods for chemical analysis of silicate rocks—Part 33: Determination of arsenic, stibium, bismuth and mercury elements content—HYdride generation atomic fluorescence spectrometry 硅酸盐岩石化学分析方法第33部分：砷、锑、铋、汞量测定氢化物发生-原子荧光光谱法 - 英文版
	GB/T 4455-2019 PolyetHYlene blown covering film for agriculture 农业用聚乙烯吹塑棚膜 - 英文版
	GB/T 38420-2019 Determination of bisphenol A migration in polycarbonate and polysulfone materials in toys—High performance liquid chromatograpHY-tandem mass spectrometry 玩具聚碳酸酯和聚砜材料中双酚A迁移量的测定高效液相色谱-串联质谱法 - 英文版
	GB/T 38415-2019 Determination of tetrabromobisphenol A and hexabromocyclododecanes content in toys—High performance liquid chromatograpHY-tandem mass spectrometry 玩具中四溴双酚A和六溴环十二烷含量的测定高效液相色谱-串联质谱法 - 英文版
	GB/T 38411-2019 Leather chemicals—Determination of the free formaldeHYde in leather process auxiliaries 皮革化学品皮革加工助剂中游离甲醛的测定 - 英文版
	GB/T 38409-2019 Leather—Chemical tests—Determination of N-metHYl-2-pyrrolidone（NMP) and N-ethyl-2-pyrrolidone (NEP) content 皮革化学试验 N-甲基吡咯烷酮（NMP）和N-乙基吡咯烷酮（NEP）的测定 - 英文版
	GB/T 38403-2019 Leather and fur—Chemical tests—Determination of the preservative (TCMTB, PCMC, OPP, OIT) content:Liquid chromatograpHY 皮革和毛皮化学试验防霉剂（TCMTB、PCMC、OPP、OIT）的测定：液相色谱法 - 英文版
	GB/T 38401-2019 Leather and fur—Chemical tests—Determination of dimetHYl formamide content 皮革和毛皮化学试验二甲基甲酰胺含量的测定 - 英文版
	GB/T 38397-2019 Coal tar—Determination of component content—Gas chromatograpHY-mass spectrometry and thermogravimetry 煤焦油组分含量的测定气相色谱-质谱联用和热重分析法 - 英文版
	GB/T 38349-2019 Determination of N-metHYl pyrrolidone in rubber shoes and sports footwear 胶鞋、运动鞋N-甲基吡咯烷酮含量的测定 - 英文版
	GB/T 33610.3-2019 Textiles—Determination of deodorant property—Part 3: Gas chromatograpHY method 纺织品消臭性能的测定第3部分：气相色谱法 - 英文版
	GB/T 19941.2-2019 Leather and fur—Determination of formaldeHYde content—Part 2: Colorimetric method 皮革和毛皮甲醛含量的测定第2部分：分光光度法 - 英文版
	GB/T 21896-2019 2-NaphtHYlamine-1，5-disulfonic acid （sulphonic Tobias acid ） 2-萘胺-1，5-二磺酸（磺化吐氏酸） - 英文版
	GB/T 19941.3-2019 Leather and fur—Determination of formaldeHYde content—Part 3: Formaldehyde emissions 皮革和毛皮甲醛含量的测定第3部分：甲醛释放量 - 英文版
	GB/T 19941.1-2019 Leather and fur—Determination of formaldeHYde content—Part 1: High performance liquid chromatography method 皮革和毛皮甲醛含量的测定第1部分：高效液相色谱法 - 英文版
	GB/T 15076.2-2019 Methods for chemical analysis of tantalum and niobium—Part 2:Determination of niobium content in tantalum—Inductively coupled plasma atomic emission spectrometry and stratograpHY gravimetry 钽铌化学分析方法第2部分:钽中铌量的测定电感耦合等离子体原子发射光谱法和色层分离重量法 - 英文版
	GB/T 38334-2019 Technical specification for black-start of HYdropower station 水电站黑启动技术规范 - 英文版
	GB/T 38286-2019 PolyetHYlene(PE)，polypropylene(PP) and polystyrene(PS) resin―Determination of peroxide value 聚乙烯、聚丙烯、聚苯乙烯树脂过氧化值的测定 - 英文版

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