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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 37049-2018 |
Test method for the content of metal impurity in electronic grade Polysilicon—Inductively coupled-plasma mass spectrometry method 电子级多晶硅中基体金属杂质含量的测定-电感耦合等离子体质谱法 |
China National Standards Poly |
 English PDF |
| GB/T 29848-2018 |
Ethylene-vinyl acetate coPolymer (EVA) film for PV module 光伏组件封装用乙烯-醋酸乙烯酯共聚物(EVA)胶膜 |
China National Standards Poly |
English PDF |
| GB 36900.3-2018 |
Cross Linked High Density Polyethene High Integrity Container for Low-and-intermediate level radioactive solid wastes 低、中水平放射性废物高完整性容器-交联高密度聚乙烯容器 |
China National Standards Poly |
English PDF |
| GB/T 34691.1-2018 |
Plastics—Thermoplastic Polyester (TP) moulding and extrusion materials—Part 1:Designation system and basis for specifications 塑料-热塑性聚酯（TP）模塑和挤出材料-第1部分：命名系统和分类基础 |
China National Standards Poly |
English PDF |
| GB/T 37196-2018 |
Plastics—Polyether polyols/polymeric polyols—Determination of aldehydes and ketones 塑料-聚醚多元醇聚合物多元醇-醛酮含量的测定 |
China National Standards Poly |
English PDF |
| GB/T 37199.2-2018 |
Plastics—Polybutene(PB) moulding and extrusion materials—Part 2：Preparation of test specimens and determination of properties 塑料-聚丁烯（PB）模塑和挤出材料-第2部分：试样制备和性能测定 |
China National Standards Poly |
English PDF |
| GB/T 37194.2-2018 |
Plastics—Poly(phenylene sulfide)(PPS) moulding and extrusion materials—Part 2:Preparation of test specimens and determination of properties 塑料-聚苯硫醚(PPS)模塑和挤出材料-第2部分:试样制备和性能测定 |
China National Standards Poly |
English PDF |
| GB/T 37194.1-2018 |
Plastics—Poly(phenylene sulfide)(PPS) moulding and extrusion materials—Part 1:Designation system and basis for specifications 塑料-聚苯硫醚(PPS)模塑和挤出材料-第1部分:命名系统和分类基础 |
China National Standards Poly |
English PDF |
| GB/T 8656-2018 |
Emulsion-and solution-Polymerized styrene-butadiene rubber(SBR)—Evaluation procedures 乳液和溶液聚合型苯乙烯-丁二烯橡胶（SBR）-评价方法 |
China National Standards Poly |
English PDF |
| GB/T 17931-2018 |
Poly(ethylene terephthalate) (PET) resin for bottles 瓶用聚对苯二甲酸乙二酯（PET）树脂 |
China National Standards Poly |
English PDF |
| GB/T 37198-2018 |
Impact-resistant Polystyrene（PS-I）resin 抗冲击聚苯乙烯（PS-I）树脂 |
China National Standards Poly |
English PDF |
| GB/T 37193-2018 |
Optical functional films—Polyethylene terephthalate（PET) film—Determination of extraction rate 光学功能薄膜-聚对苯二甲酸乙二醇酯（PET）薄膜-萃取率测定方法 |
China National Standards Poly |
English PDF |
| GB/T 37263-2018 |
Prefabricated directly buried insulating plastic-steel-plastic composite pipes with Polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes 高密度聚乙烯外护管聚氨酯发泡预制直埋保温钢塑复合管 |
China National Standards Poly |
English PDF |
| GB/T 5761-2018 |
Suspension Polyvinyl chloride resins of general purpose 悬浮法通用型聚氯乙烯树脂 |
China National Standards Poly |
English PDF |
| GB/T 8660-2018 |
Solution Polymerized butadiene rubber（BR)—Evaluation procedures 溶液聚合型丁二烯橡胶（BR）-评价方法 |
China National Standards Poly |
English PDF |
| GB/T 4059-2018 |
Test method for phosphorus content in Polycrystalline silicon by zone-melting method under controlled atmosphere 硅多晶气氛区熔基磷检验方法 |
China National Standards Poly |
English PDF |
| GB 1886.298-2018 |
National Food Safety Standard - Food Additives - Polyoxypropylene Ethylene Oxide Glycerol Ether 食品安全国家标准-食品添加剂-聚氧丙烯氧化乙烯甘油醚 |
China National Standards Poly |
English PDF |
| GB/T 36214.5-2018 |
Plastics—Determination of average molecular mass and molecular mass distribution of Polymers using size-exclusion chromatography—Part5:Method using light-scattering detection 塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第5部分：光散射法 |
China National Standards Poly |
English PDF |
| GB/T 8013.1-2018 |
Anodic oxide coatings and organic Polymer coatings on aluminium and its alloys—Part 1: Anodic oxide coatings 铝及铝合金阳极氧化膜与有机聚合物膜 第1部分：阳极氧化膜 |
China National Standards Poly |
English PDF |
| GB/T 36214.4-2018 |
Plastics—Determination of average molecular mass and molecular mass distribution of Polymers using size-exclusion chromatography—Part4:High-temperature method 塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第4部分：高温法 |
China National Standards Poly |
English PDF |
| GB/T 36214.2-2018 |
Plastics—Determination of average molecular mass and molecular mass distribution of Polymers using size-exclusion chromatography—Part 2:Universal calibration method 塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第2部分：普适校正法 |
China National Standards Poly |
English PDF |
| GB/T 36214.3-2018 |
Plastics—Determination of average molecular mass and molecular mass distribution of Polymers using size-exclusion chromatography—Part 3:Low-temperature method 塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第3部分：低温法 |
China National Standards Poly |
English PDF |
| GB/T 36214.1-2018 |
Plastics—Determination of average molecular mass and molecular mass distribution of Polymers using size-exclusion chromatography—Part 1:General principles 塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第1部分：通则 |
China National Standards Poly |
English PDF |
| GB/T 8013.3-2018 |
Anodic oxide coatings and organic Polymer coatings on aluminium and its alloys—Part 3: Organic polymer coatings 铝及铝合金阳极氧化膜与有机聚合物膜 第3部分：有机聚合物涂膜 |
China National Standards Poly |
English PDF |
| GB/T 8013.2-2018 |
Anodic oxide coatings and organic Polymer coatings on aluminium and its alloys—Part 2: Combined coatings 铝及铝合金阳极氧化膜与有机聚合物膜 第2部分:阳极氧化复合膜 |
China National Standards Poly |
English PDF |
| GB/T 35083.2-2018 |
Plain bearings—Testing of the tribological behaviour of bearing materials—Part 2: Testing of Polymer-based bearing materials 滑动轴承 轴承材料摩擦学特性试验 第2部分: 聚合物轴承材料试验 |
China National Standards Poly |
English PDF |
| GB/T 36262-2018 |
Fiber reinforced Polymer composite grids for civil engineering 结构工程用纤维增强复合材料网格 |
China National Standards Poly |
English PDF |
| GB/T 23641-2018 |
Fiber reinforced unsaturated Polyester moulding compounds（SMC and BMC）for electrical purposes 电气用纤维增强不饱和聚酯模塑料（SMC/BMC） |
China National Standards Poly |
English PDF |
| GB/T 36159-2018 |
Guideline for the selection of coating types, tests and methods of assessing the performance of anodic oxide coatings and organic Polymer coatings on aluminium and its alloys in architectural applications 建筑用铝及铝合金表面阳极氧化膜及有机聚合物膜层、性能、检测方法的选择 |
China National Standards Poly |
English PDF |
| GB/T 18916.38-2018 |
Norm of water intake—Part 38: Polyvinyl chloride 取水定额 第38部分：聚氯乙烯 |
China National Standards Poly |
English PDF |
| GB/T 6346.26-2018 |
Fixed capacitors for use in electronic equipment—Part 26: Sectional specification—Fixed aluminium electrolytic capacitors with conductive Polymer solid electrolyte 电子设备用固定电容器 第26部分：分规范 导电高分子固体电解质铝固定电容器 |
China National Standards Poly |
English PDF |
| GB/T 36488-2018 |
Determination of Polycyclic aromatic hydrocarbons in coatings 涂料中多环芳烃的测定 |
China National Standards Poly |
English PDF |
| GB/T 36374.1-2018 |
Plastics-Sulfone Polymer moulding and extrusion materials—Part1:Designation system and basis for specifications 塑料 砜聚合物模塑和挤出材料 第1部分：命名系统和分类基础 |
China National Standards Poly |
English PDF |
| GB/T 36374.2-2018 |
Plastics—Sulfone Polymer moulding and extrusion materials—Part2:Preparation of test specimens and determination of properties 塑料 砜聚合物模塑和挤出材料 第2部分：试样制备和性能测定 |
China National Standards Poly |
English PDF |
| GB/T 8313-2018 |
Determination of total Polyphenols and catechins content in tea 茶叶中茶多酚和儿茶素类含量的检测方法 |
China National Standards Poly |
English PDF |
| GB/T 36497-2018 |
Determination of Polychlorinated biphenyls in coatings 涂料中多氯联苯的测定 |
China National Standards Poly |
English PDF |
| GB/T 36289.1-2018 |
Insulating films of crystalline silicon photovoltaic(PV) modules—Part 1：Polyethylene terephthalate films 晶体硅太阳电池组件用绝缘薄膜 第1部分：聚酯薄膜 |
China National Standards Poly |
English PDF |
| GB/T 6346.2601-2018 |
Fixed capacitors for use in electronic equipment—Part 26-1:Blank detail specification—Fixed aluminium electrolytic capacitors with conductive Polymer solid electrolyte—Assessment level EZ 电子设备用固定电容器 第26-1部分：空白详细规范 导电高分子固体电解质铝固定电容器 评定水平EZ |
China National Standards Poly |
English PDF |
| GB/T 36363-2018 |
Polyolefin separator for lithium-ion battery 锂离子电池用聚烯烃隔膜 |
China National Standards Poly |
English PDF |
| GB/T 36520.2-2018 |
Hydraulic fluid power—Dimensions and tolerances of Polyurethane seals—Part 2：Dimensions and tolerances of seals used in hydraulic reciprocating applications for piston rod 液压传动 聚氨酯密封件尺寸系列 第2部分：活塞杆往复运动密封圈的尺寸和公差 |
China National Standards Poly |
English PDF |
| GB/T 36520.1-2018 |
Hydraulic fluid power—Dimensions and tolerances of Polyurethane seals—Part 1：Dimensions and tolerances of seals used in hydraulic reciprocating applications for piston 液压传动 聚氨酯密封件尺寸系列 第1部分：活塞往复运动密封圈的尺寸和公差 |
China National Standards Poly |
English PDF |
| GB/T 36792-2018 |
Flame retardant chemical—Brominated Polycarbonate 阻燃化学品 溴代聚碳酸酯 |
China National Standards Poly |
English PDF |
| GB/T 36790-2018 |
Plastics—Polyamides—Accelerated conditioning of test specimens 塑料 聚酰胺 试样加速状态调节 |
China National Standards Poly |
English PDF |
| GB/T 36755-2018 |
BST DNA Polymerase BST DNA聚合酶 |
China National Standards Poly |
English PDF |
| GB/T 36820-2018 |
Detection method of Sugarcane streak mosaic virus by real-time reverse transcription Polymerase chain reaction（RT-PCR） 甘蔗条纹花叶病毒实时荧光反转录聚合酶链式反应（RT-PCR）检测方法 |
China National Standards Poly |
English PDF |
| GB/T 36768-2018 |
Dipped Polyamide canvas technical requirements and evaluation methods 锦纶浸胶帆布技术条件和评价方法 |
China National Standards Poly |
English PDF |
| GB/T 19495.4-2018 |
Detection of genetically modified organisms and derived products—Qualitative real-time Polymerase chain reaction（PCR） methods 转基因产品检测 实时荧光定性聚合酶链式反应（PCR）检测方法 |
China National Standards Poly |
English PDF |
| GB/T 19495.5-2018 |
Detection of genetically modified organisms and derived products—Quantitative real-time Polymerase chain reaction（PCR） methods 转基因产品检测 实时荧光定量聚合酶链式反应（PCR）检测方法 |
China National Standards Poly |
English PDF |
| GB/T 4060-2018 |
Test method for boron content in Polycrystalline silicon by vacuum zone-melting method 硅多晶真空区熔基硼检验方法 |
China National Standards Poly |
English PDF |
| GB/T 36706-2018 |
Polycrystalline indium phosphide 磷化铟多晶 |
China National Standards Poly |
English PDF |
| GB/T 35859-2018 |
Determination of ethylene glycol monoethyl ether insoluble contents in Polymer materials for offset printing plates—Filtering method 胶印版材用高聚物中乙二醇单乙醚不溶物含量的测定 过滤法 |
China National Standards Poly |
English PDF |
| GB/T 35847-2018 |
Switchable glazing filmed by Polymer dispersed liquid crystal 电致液晶贴膜调光玻璃 |
China National Standards Poly |
English PDF |
| GB/T 35927-2018 |
Standard practice for identification of Polymer layers or inclusions by fourier transform infrared microspectroscopy 傅里叶变换显微红外光谱法识别聚合物层或夹杂物的标准规程 |
China National Standards Poly |
English PDF |
| GB/T 35928-2018 |
Poly anioniccellulose 聚阴离子纤维素 |
China National Standards Poly |
English PDF |
| GB/T 13663.3-2018 |
Polyethylene(PE)piping systems for water supply—Part 3: Fittings 给水用聚乙烯（PE）管道系统 第3部分：管件 |
China National Standards Poly |
English PDF |
| GB/T 13663.5-2018 |
Polyethylene (PE) piping systems for water supply—Part 5: Fitness for purpose of the system 给水用聚乙烯（PE）管道系统 第5部分：系统适用性 |
China National Standards Poly |
English PDF |
| GB/T 13663.2-2018 |
Polyethylene(PE) piping systems for water supply—Part2: Pipes 给水用聚乙烯（PE）管道系统 第2部分：管材 |
China National Standards Poly |
English PDF |
| GB/T 15904-2018 |
Rubber—Determination of Polyisoprene content 橡胶 聚异戊二烯含量的测定 |
China National Standards Poly |
English PDF |
| GB/T 14837.3-2018 |
Rubber and rubber products—Determination of the composition of vulcanizates and uncured compounds by thermogravimetry—Part 3:Hydrocarbon rubbers，halogenated rubbers and Polysiloxane rubbers after extraction 橡胶和橡胶制品 热重分析法测定硫化胶和未硫化胶的成分 第3部分：抽提后的烃橡胶、卤化橡胶、聚硅氧烷类橡胶 |
China National Standards Poly |
English PDF |
| GB/T 36118-2018 |
Filter elementsof pleated Polytetrafluoroethylene microfiltration membrane for gas sterilizing 气体除菌用聚四氟乙烯微滤膜折叠式过滤芯 |
China National Standards Poly |
English PDF |
| GB/T 22344-2018 |
Polyester strapping for packaging 包装用聚酯捆扎带 |
China National Standards Poly |
English PDF |
| GB/T 35818-2018 |
Standard method for analysis of forestry biomass－Determination of structural Polysaccharides and lignin 林业生物质原料分析方法 多糖及木质素含量的测定 |
China National Standards Poly |
English PDF |
| GB/T 6346.2501-2018 |
Fixed capacitors for use in electronic equipment—Part 25:Sectional specification—Fixed aluminium electrolytic surface mount capacitors with conductive Polymer solid electrolyte 电子设备用固定电容器 第25-1部分：空白详细规范 表面安装导电高分子固体电解质铝固定电容器 评定水平EZ |
China National Standards Poly |
English PDF |
| GB/T 6346.25-2018 |
Fixed capacitors for use in electronic equipment—Part 25: Sectional specification—Fixed aluminium electrolytic surface mount capacitors with conductive Polymer solid electrolyte 电子设备用固定电容器 第25部分：分规范 表面安装导电高分子固体电解质铝固定电容器 |
China National Standards Poly |
English PDF |
| GB/T 36172-2018 |
Polyethylene sleeving of ductile iron pipelines for site application 现场安装聚乙烯套球墨铸铁管线 |
China National Standards Poly |
English PDF |
| GB/T 36138-2018 |
Flat-plate microfiltration membrane of Polytetrafluoroethylene for sterilizing 除菌用聚四氟乙烯平板式微滤膜 |
China National Standards Poly |
English PDF |
| GB/T 14190-2017 |
Testing methods of fiber grade Polyester（PET）chip 纤维级聚酯（PET）切片试验方法 |
China National Standards Poly |
English PDF |
| GB/T 34777-2017 |
Detection of residual DNA in biological product which expressed from Chinese hamster ovary(CHO) cell—Fluorescent quantitative Polymerase chain reaction assay 中国仓鼠卵巢（CHO）细胞表达产品残留DNA检测 荧光定量PCR法 |
China National Standards Poly |
English PDF |
| GB/T 25074-2017 |
Solar-grade Polycrystalline silicon 太阳能级多晶硅 |
China National Standards Poly |
English PDF |
| GB/T 34847-2017 |
General technical requirements of Polyethylene barrier 聚乙烯隔离墩通用技术条件 |
China National Standards Poly |
English PDF |
| GB/T 8814-2017 |
Unplasticized Polyvinyl chloride(PVC-U)profiles for the doors and windows 门、窗用未增塑聚氯乙烯(PVC-U)型材 |
China National Standards Poly |
English PDF |
| GB/T 34849-2017 |
Biaxially oriented Polystyrene heat shrinkable film 双向拉伸聚苯乙烯热收缩薄膜 |
China National Standards Poly |
English PDF |
| GB/T 34917-2017 |
Determination of gelation degree of unplasticized Poly(vinyl chloride)(PVC-U) products—Torque rheometer method 硬聚氯乙烯(PVC-U)制品凝胶化度的测定 转矩流变仪法 |
China National Standards Poly |
English PDF |
| GB/T 34691.2-2017 |
Plastics—Thermoplastic Polyester (TP) moulding and extrusion materials—Part 2: Preparation of test specimens and determination of properties 塑料 热塑性聚酯(TP)模塑和挤出材料 第2部分：试样制备和性能测定 |
China National Standards Poly |
English PDF |
| GB/T 24149.2-2017 |
Plastics―Polypropylene(PP) compound for automobile―Part 2: Instrument panel 塑料 汽车用聚丙烯（PP）专用料 第2部分：仪表板 |
China National Standards Poly |
English PDF |
| GB/T 34723-2017 |
Residual styrene monomer content determination in unsaturated Polyester decorative wood-based panels by gas chromatography 不饱和聚酯树脂装饰人造板残留苯乙烯单体含量测定 气相色谱法 |
China National Standards Poly |
English PDF |
| GB/T 34693-2017 |
Plastic—Chlorinated Poly(vinyl chloride)resins 塑料 氯化聚氯乙烯树脂 |
China National Standards Poly |
English PDF |
| GB/T 24149.3-2017 |
Plastics―Polypropylene(PP) compound for automobile―Part 3: Door panel 塑料 汽车用聚丙烯（PP）专用料 第3部分：门内板 |
China National Standards Poly |
English PDF |
| GB/T 34694-2017 |
Plastic—Determination of residual chloride content of chlorinated Poly (vinyl chloride)resins—Potentiometric titration method 塑料 氯化聚氯乙烯树脂中残余氯含量的测定 电位滴定法 |
China National Standards Poly |
English PDF |
| GB/T 34551-2017 |
Test method for alkali resistance of glass fiber reinforced Polymer bars in high temperature condition 玻璃纤维增强复合材料筋高温耐碱性试验方法 |
China National Standards Poly |
English PDF |
| GB/T 34557-2017 |
Latex and redispersible Polymer powder for mortar and concrete 砂浆、混凝土用乳胶和可再分散乳胶粉 |
China National Standards Poly |
English PDF |
| GB/T 34611-2017 |
Rigid Polyurethane spray polyethylene winding prefabricated directly buried insulating pipes 硬质聚氨酯喷涂聚乙烯缠绕预制直埋保温管 |
China National Standards Poly |
English PDF |
| GB/T 23615.2-2017 |
Thermal barrier materials for architectural aluminum alloy profiles—Part 2: Thermal barrier Polyurethane 铝合金建筑型材用隔热材料 第2部分：聚氨酯隔热胶 |
China National Standards Poly |
English PDF |
| GB/T 23615.1-2017 |
Thermal barrier materials for architecture aluminium alloy extruded profiles—Part 1：Polyamide profiles 铝合金建筑型材用隔热材料 第1部分：聚酰胺型材 |
China National Standards Poly |
English PDF |
| GB 13735-2017 |
Polyethylene blown mulch film for agricultural uses 聚乙烯吹塑农用地面覆盖薄膜 |
China National Standards Poly |
English PDF |
| GB/T 18742.2-2017 |
Polypropylene (PP) piping systems for hot and cold water installations—Part 2: Pipes 冷热水用聚丙烯管道系统 第2部分：管材 |
China National Standards Poly |
English PDF |
| GB/T 18742.3-2017 |
Polypropylene(PP) piping systems for hot and cold water installations—Part 3:Fittings 冷热水用聚丙烯管道系统 第3部分：管件 |
China National Standards Poly |
English PDF |
| GB/T 18742.1-2017 |
Polypropylene (PP) piping systems for hot and cold water installations—Part 1: General 冷热水用聚丙烯管道系统 第1部分：总则 |
China National Standards Poly |
English PDF |
| GB/T 34440-2017 |
Rigid Polyvinyl chloride flooring 硬质聚氯乙烯地板 |
China National Standards Poly |
English PDF |
| GB/T 10574.11-2017 |
Methods for chemical analysis of tin-lead solders—Part 11：Determination of phosphorus content—Crystal violet phosphorus-vanadium-molybdeum heteroPoly acid spectrophotometry 锡铅焊料化学分析方法 第11部分：磷量的测定 结晶紫-磷钒钼杂多酸分光光度法 |
China National Standards Poly |
English PDF |
| GB/T 34408-2017 |
Detection of bovine, ovine and porcine derived materials in leather by qualitative Polymerase chain reaction (PCR) method 天然皮革牛、羊、猪源性成分定性PCR检测方法 |
China National Standards Poly |
English PDF |
| GB/T 15022.8-2017 |
Resin based reactive compounds used for electrical insulation— Part 8：Epoxy modified unsaturated Polyester vacuum pressure impregnation (VPI) resin 电气绝缘用树脂基活性复合物 第8部分：环氧改性不饱和聚酯真空压力浸渍(VPI)树脂 |
China National Standards Poly |
English PDF |
| GB/T 34445-2017 |
Test method of hot-tack property for heat sealing surfaces of thermoplastic Polymer and thermoplastic composite material 热塑性塑料及其复合材料热封面热粘性能测定 |
China National Standards Poly |
English PDF |
| GB/T 13747.1-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 1：Determination of tin content—Potassium iodate titration and phenylfluorone-Polyethylene glycoloctyl phenyl ether spectrophotometry 锆及锆合金化学分析方法 第1部分：锡量的测定 碘酸钾滴定法和苯基荧光酮-聚乙二醇辛基苯基醚分光光度法 |
China National Standards Poly |
English PDF |
| GB/T 34235-2017 |
Dipped Polyester canvas technical requirements and evaluation methods 涤纶浸胶帆布技术条件和评价方法 |
China National Standards Poly |
English PDF |
| GB/T 34241-2017 |
Spiral wound composite Polyamide reverse osmosis membrane element 卷式聚酰胺复合反渗透膜元件 |
China National Standards Poly |
English PDF |
| GB/T 17514-2017 |
Water treatment chemicals—Anionic and non-ionic Polyacrylamides 水处理剂 阴离子和非离子型聚丙烯酰胺 |
China National Standards Poly |
English PDF |
| GB/T 34239-2017 |
Poly(3-hydroxybutyrate-co-valerate)/polylactide (PHBV/PLA) blend filament yarn 聚3-羟基丁酸-戊酸酯/聚乳酸（PHBV/PLA）共混物长丝 |
China National Standards Poly |
English PDF |
| GB/T 34249-2017 |
Water treatment chemicals—Polyamines 水处理剂 聚胺 |
China National Standards Poly |
English PDF |
| GB/T 34255-2017 |
Poly(butylene succinate-co-butylene adipate) (PBSA) resin 聚丁二酸-己二酸丁二酯(PBSA)树脂 |
China National Standards Poly |
English PDF |
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