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  •  China "methylene" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 25254-2022 Polytetramethylene ether glycol (PTMEG) for industrial use
    工业用聚四亚甲基醚二醇(PTMEG)
    China National Standards
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    GB/T 40897-2021 Determination of alkali sulfides and alkaline earth sulfides in cosmetics—methylene blue spectrophotometric method
    化妆品中碱金属硫化物和碱土金属硫化物的测定 亚甲基蓝分光光度法
    China National Standards
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    GB/T 40907-2021 Methods for the determination of prohibited substances in furniture products and related materials -- 2, 4-diaminotoluene and 4, 4'-methylenedianiline
    家具产品及其材料中禁限用物质测定方法? 2,4-二氨基甲苯、4,4’-二氨基二苯甲烷
    China National Standards
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    GB/T 22271.2-2021 Plastics -- Polyoxymethylene(POM) moulding and extrusion materials -- Part 2: Preparation of test specimens and determination of properties
    塑料 聚甲醛(POM)模塑和挤出材料 第2部分:试样制备和性能测定
    China National Standards
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    GB/T 22271.1-2021 Plastics -- Polyoxymethylene(POM) moulding and extrusion materials -- Part 1: Designation system and basis for specification
    塑料 聚甲醛(POM)模塑和挤出材料 第1部分:命名系统和分类基础
    China National Standards
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    GB/T 39882-2021 Examination methods for methylene dioxymetham phetamine in suspected drugs -- Gas chromatography and gas chromatography-mass spectrometry
    疑似毒品中二亚甲基双氧安非他明检验 气相色谱和气相色谱-质谱法
    China National Standards
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    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
    China National Standards
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    GB/T 38592-2020 Determination of 4,4’-methylene-bis(2-chloroaniline) in textile dyeing and finishing auxiliaries
    纺织染整助剂产品中4,4’-亚甲基双(2-氯苯胺)的测定
    China National Standards
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    GB/T 37042-2018 Hexamethylene diisocyanate
    六亚甲基二异氰酸酯
    China National Standards
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    GB 1886.99-2015 National Food Safety Standard-Food Additives-L-α-aspartyl-N- (2,2,4,4-tetramethyl-3-sulfenyltrimethylene)
    食品安全国家标准 食品添加剂 L-α-天冬氨酰-N-(2,2,4,4-四甲基-3-硫化三亚甲基)
    China National Standards
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    GB 31604.43-2016 National Food Safety Standard-Food contact materials and products-Determination of migration amount of ethylenediamine and hexamethylene diamine
    食品安全国家标准 食品接触材料及制品 乙二胺和己二胺迁移量的测定
    China National Standards
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    GB/T 33317-2016 Plastics—Phenolic resins—Determination of hexamethylenetetramine content—Kjeldahl method,perchloric acid method and hydrochloric acid method
    塑料 酚醛树脂 六次甲基四胺含量的测定 凯氏定氮法、高氯酸法和盐酸法
    China National Standards
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    GB/T 32696-2016 Photography—Determination of residual thiosulfate and other related chemicals in processed photographic materials—Methods using iodine-amylose,methylene blue and silver sulfide
    摄影 已加工过的摄影材料上残留的硫代硫酸盐和其它相关的化学品的测定方法 碘直链淀粉、亚甲基蓝和硫化银法
    China National Standards
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    GB/T 22271.3-2016 Plastics—Polyoxymethylene(POM) moulding and extrusion materials—Part 3: Requirements for general materials
    塑料 聚甲醛(POM)模塑和挤塑材料 第3部分:通用产品要求
    China National Standards
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    GB/T 9015-1998 Hexamethylene tetramine for industrial use
    工业六次甲基四胺
    China National Standards
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    GB/T 7702.6-2008 Test method for granular activated carbon from coal - Determination of methylene blue adsorption
    煤质颗粒活性炭试验方法 亚甲蓝吸附值的测定
    China National Standards
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    GB/T 7494-1987 Water quality--Determination of anionic surfactants--methylene blue spectrophotometric method
    水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
    China National Standards
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    GB/T 4698.6-1996 Sponge titanium,titanium and titanium alloys--Determination of boron content--Extraction-methylene blue spectrophotometric method
    海绵钛、钛及钛合金化学分析方法 次甲基蓝萃取分光光度法测定硼量
    China National Standards
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    GB/T 4117-2008 methylene chloride for industrial use
    工业用二氯甲烷
    China National Standards
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    GB/T 3654.6-2008 Ferroniobium - Determination of sulfur content - Combustion-iodate titrimetric method,methylene blue photometric method and infrared absorption method
    铌铁 硫含量的测定 燃烧碘量法、次甲基蓝光度法和红外线吸收法
    China National Standards
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    GB/T 29640-2013 Plastics - Glass fiber reinforced poly(decamethylene terephthalamide) compound
    塑料 玻璃纤维增强聚对苯二甲酰癸二胺
    China National Standards
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    GB/T 27812-2011 Water treatment chemicals - Polyamino Polyether methylene Phosphonate (PAPEMP)
    水处理剂 多氨基多醚基亚甲基膦酸(PAPEMP)
    China National Standards
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    GB/T 25254-2010 Poly-(tetra methylene ether glycol )(PTMEG)for industrial
    工业用聚四亚甲基醚二醇(PTMEG)
    China National Standards
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    GB/T 2441.9-2010 Determination of urea - Part 9: methylenediurea content - Spectrophotometric method
    尿素的测定方法 第9部分:亚甲基二脲含量 分光光度法
    China National Standards
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    GB/T 23296.26-2009 Food contact materials - Polymer - Determination of formaldehyde and hexamethylenetetramine in food simulants - Spectrophotometry
    食品接触材料 高分子材料 食品模拟物中甲醛和六亚甲基四胺的测定 分光光度法
    China National Standards
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    GB/T 22591-2008 Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid
    水处理剂 双1,6-亚己基三胺五亚甲基膦酸
    China National Standards
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    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
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    English PDF
    GB/T 22271.2-2008 Plastics - Polyoxymethylene (POM) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties
    塑料 聚甲醛(POM)模塑和挤塑材料 第2部分:试样制备和性能测定
    China National Standards
    methylene

    English PDF
    GB/T 22271.1-2008 Plastics - Polyoxymethylene(POM) moulding and extrusion materials - Part 1: Designation system and basis for specifications
    塑料 聚甲醛(POM)模塑和挤塑材料 第1部分:命名系统和分类基础
    China National Standards
    methylene

    English PDF
    GB/T 16489-1996 Water quality--Determination ofsulfide--methylene blue spectrophotometric method
    水质 硫化物的测定 亚甲基蓝分光光度法
    China National Standards
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    GB/T 16079-1995 Workplace air--Determination of methylene chloride--Direct injection gas chromatographic method
    车间空气中二氯甲烷的直接进样气相色谱测定方法
    China National Standards
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    GB/T 1400-2014 Chemical reagent―Hexamethylene tetramine
    化学试剂 六次甲基四胺
    China National Standards
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    GB/T 13658-2015 Polymethylene polyphenylene isocyanate
    多亚甲基多苯基异氰酸酯
    China National Standards
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    GB/T 13658-1992 Polymethylene polyphenylene isocyanate
    多亚甲基多苯基异氰酸酯
    China National Standards
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    GB/T 12938-1991 Determination of thiosulphate and other related residual chemicals in processed photographic materials--Iodine-amylose,methylene blue and silver sulphide densito-metric methods
    已加工的摄影材料中硫代硫酸盐及其他相关化学残留物的测定方法 碘-直链淀粉法、亚甲蓝法和硫化银密度法
    China National Standards
    methylene

    English PDF
    GB/T 12496.10-1999 Test methods of wooden activated carbon--Determination of methylene blue adsorption
    木质活性炭试验方法 亚甲基蓝吸附值的测定
    China National Standards
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    GB/T 12009.4-1989 Polymethylene polyphenyl isocyanate--Determination of isocyanate content
    多亚甲基多苯基异氰酸酯中异氰酸根含量测定方法
    China National Standards
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    GB/T 12009.3-2009 Plastics - Polymethylene polyphenyl isocyanate - Part 3: Determination of viscosity
    塑料 多亚甲基多苯基异氰酸酯 第3部分:黏度的测定
    China National Standards
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    GB/T 11742-1989 Standard method for hygienic examination of hydrogen sulfide in air of residential areas--methylene blue spectrophotometric method
    居住区大气中硫化氢卫生检验标准方法 亚甲蓝分光光度法
    China National Standards
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    GB/T 11060.2-2008 Natural gas - Determination of sulfur compound - Part 2: Determination of hydrogen sulfide content by methylene blue method
    天然气 含硫化合物的测定 第2部分:用亚甲蓝法测定硫化氢含量
    China National Standards
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    GB 29438-2012 The norm of energy consumption per unit product of polyoxymethylene
    聚甲醛单位产品能源消耗限额
    China National Standards
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    GB 18533-2001 Occupational exposure limit for polymethylene polyphenyl isocyanate(PMPPI) in the air of workplace
    车间空气中多次甲基多苯基多异氰酸酯职业接触限值
    China National Standards
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