标准号 |
中文名称 |
英文名称 |
EN 835-1994 |
测定房间加热散热器消耗用的热消耗分配器 以蒸发原则为基础的不带电能源的器具 |
Heat cost allocators for the determination of the consumption of room heating radiators - Appliances without an electrical energy supply, based on the evaporation principle |
EN 836-1997 |
花园设备 电动剪草机 安全 |
Garden equipment - Powered lawnmowers - Safety |
EN 836/A3-2004 |
园林设备.电动剪草机.安全 |
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EN 836/prA3-2003 |
花园设备 电动剪草机 安全 修改A3 |
Garden equipment - Powered lawnmowers - Safety; Amendment A3 / Note: Intended as an amendment to EN 836 (1997-03). |
EN 837-2-1997 |
压力计 第2部分:压力计的选择和安装建议 |
Pressure gauges - Part 2: Selection and installation recommendations for pressure gauges |
EN 837-3-1996 |
压力计 第3部分:薄膜和封装压力计 尺寸、计量、要求和测试 |
Pressure gauges - Part 3: Diaphragm and capsule pressure gauges - Dimensions, metrology, requirements and testing |
EN 838-1995 |
工作场所的空气 测定气体和水蒸汽用的扩散取样器 要求和试验方法 |
Workplace atmospheres - Diffusive samplers for the determination of gases and vapours - Requirements and test methods |
EN 84-1997 |
木材防腐剂 生物测试之前的被处理木材的加速老化 浸滤程序 |
Wood preservatives - Accelerated ageing of treated wood prior to biological testing - Leaching procedure |
EN 840-1-1997 |
移动式废料箱 第1部分:梳形提升装置用双轮容积为80L至390L的装料箱 尺寸和设计 |
Mobile waste containers - Part 1: Containers with 2 wheels with a capacity from 80 L to 390 L for comb lifting devices - Dimensions and design |
EN 840-1-2004 |
移动式废料箱.第1部分:梳齿形提升装置用容积最大为400L的两轮箱.尺寸和设计 |
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EN 840-2-1997 |
移动式废料箱 第2部分:吊耳形和/或梳形提升装置用四轮容积为500L至1200L带平盖的装料箱 尺寸和设计 |
Mobile waste containers - Part 2: Containers with 4 wheels with a capacity from 500 L to 1200 L with flat lid(s), for trunnion and/or comb lifting devices - Dimensions and design |
EN 840-2-2004 |
移动式废料收集箱.第2部分:枢轴和/或梳齿形提升装置用带平盖的容积为1300L及以下的4轮收集箱.尺寸和设计 |
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EN 840-3-1997 |
移动式废料箱 第3部分:吊耳形和/或梳形提升装置用四轮容积为770L至1300L带圆顶盖的装料箱 尺寸和设计 |
Mobile waste containers - Part 3: Containers with 4 wheels with a capacity from 770 L to 1300 L with dome lid(s), for trunnion and/or comb lifting devices - Dimensions and design |
EN 840-3-2004 |
移动式废料收集箱.第3部分:枢轴和/或梳齿形提升装置用带圆盖的容积为1300L及以下的4轮收集箱.尺寸和设计 |
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EN 840-4-2004 |
移动式废料收集箱.第4部分:宽枢轴或BG和/或宽梳齿形提升装置用带平盖的容积为1700L及以下的4轮收集箱.尺寸和设计 |
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EN 840-5-2004 |
移动式废料箱.第5部分:性能要求和试验方法 |
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EN 840-6-2004 |
移动式废料箱.第6部分:安全和健康要求 |
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EN 841-1995 |
条形码 码规范 格式描述 |
Bar coding - Symbology specifications - Format description |
EN 842-1996 |
机械安全 可视危险信号 一般要求、设计和测试 |
Safety of machinery - Visual danger signals - General requirements, design and testing |
EN 843-1-1995 |
先进技术陶瓷 单片陶瓷 室温下的力学性能 第1部分:弯曲强度的测定 |
Advanced technical ceramics - Monolithic ceramics - Mechanical properties at room temperature - Part 1: Determination of flexural strength |
EN 844-1-1995 |
圆木和锯木 术语 第1部分:圆木和锯木的通用术语 |
Round and sawn timber - Terminoloy - Part 1: General terms common to round timber and sawn timber |
EN 844-10-1998 |
圆木和锯木 术语 第10部分:与斑渍和真菌侵害有关的术语 |
Round and sawn timber - Terminology - Part 10: Terms relating to stain and fungal attack |
EN 844-11-1998 |
圆木和锯木 术语 第11部分:与昆虫引起的降级有关的术语 |
Round and sawn timber - Terminology - Part 11: Terms relating to degrade by insects |
EN 844-12-2000 |
圆木和锯木 术语 第12部分:附加术语和总索引 |
Round and sawn timber - Terminology - Part 12: Additional terms and general index |
EN 844-2-1997 |
圆木和锯木 术语 第2部分:与圆木有关的通用术语 |
Round and sawn timber - Terminology - Part 2: General terms relating to round timber |
EN 844-3-1995 |
圆木和锯木 术语 第3部分:与锯木有关的通用术语 |
Round and sawn timber - Terminoloy - Part 3: General terms relating to sawn timber |
EN 844-4-1997 |
圆木和锯木 术语 第4部分:与含水量有关的术语 |
Round and sawn timber - Terminology - Part 4: Terms relating to moisture content |
EN 844-5-1997 |
圆木和锯木 术语 第5部分:与圆木尺寸有关的术语 |
Round and sawn timber - Terminology - Part 5: Terms relating to dimensions of round timber |
EN 844-6-1997 |
圆木和锯木 术语 第6部分:与锯木尺寸有关的术语 |
Round and sawn timber - Terminology - Part 6: Terms relating to dimensions of sawn timber |
EN 844-7-1997 |
圆木和锯木 术语 第7部分:与木材剖面结构有关的术语 |
Round and sawn timber - Terminology - Part 7: Terms relating to anatomical structure of timber |
EN 844-8-1997 |
圆木和锯木 术语 第8部分:与圆木性能有关的术语 |
Round and sawn timber - Terminology - Part 8: Terms relating to features of round timber |
EN 844-9-1997 |
圆木和锯木 术语 第9部分:与锯木性能有关的术语 |
Round and sawn timber - Terminology - Part 9: Terms relating to features of sawn timber |
EN 845-1-2003 |
砖石结构辅助部件规范 第1部分:拉杆、条板、支架和托架 |
Specification for ancillary components for masonry - Part 1: Ties, tension straps, hangers and brackets |
EN 845-2-2003 |
砖石结构辅助部件规范 第2部分:过梁 |
Specification for ancillary components for masonry - Part 2: Lintels |
EN 845-3-2003 |
砖石结构辅助部件规范 第3部分:钢网底层接缝加固 |
Specification for ancillary components for masonry - Part 3: Bed joint reinforcement of steel meshwork |
EN 846-10-2000 |
砖石结构辅助部件试验方法 第10部分:托架负荷能力和负荷偏差特性的测定 |
Methods of test for ancillary components for masonry - Part 10: Determination of load capacity and load deflection characteristics of brackets |
EN 846-11-2000 |
砖石结构辅助部件试验方法 第11部分:过梁尺寸和弯曲度的测定 |
Methods of test for ancillary components for masonry - Part 11: Determination of dimensions and bow of lintels |
EN 846-13-2001 |
砖石结构辅助部件试验方法 第13部分:有机涂层抗冲击、磨损和侵蚀性的测定 |
Methods of test for ancillary components of masonry - Part 13: Determination of resistance to impact, abrasion and corrosion of organic coatings |
EN 846-2-2000 |
砖石结构辅助部件试验方法 第2部分:灰浆接缝中预制底层接缝加固砌合强度的测定 |
Methods of test for ancillary components for masonry - Part 2: Determination of bond strength of prefabricated bed joint reinforcement in mortar joints |
EN 846-3-2000 |
砖石结构辅助部件试验方法 第3部分:预制底层接缝加固焊接剪切负荷量的测定 |
Methods of test for ancillary components for masonry - Part 3: Determination of shear load capacity of welds in prefabricated bed joint reinforcement |
EN 846-4-2001 |
砖石结构辅助部件试验方法 第4部分:条板负荷能力和负荷偏差特性的测定 |
Methods of tests for ancillary components for masonry - Part 4: Determination of load capacity and load-deflection characteristics of straps |
EN 846-4-2004 |
圬工辅助部件的试验方法.第4部分:固定夹板的负载容量和加载变形特性的测定 |
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EN 846-5-2000 |
砖石结构辅助部件试验方法 第5部分:墙拉杆拉力、压力负荷能力及负荷转移特性的测定 (力偶试验) |
Methods of test for ancillary components for masonry - Part 5: Determination of tensile and compressive load capacity and load displacement characteristics of wall ties (couple test) |
EN 846-6-2000 |
砖石结构辅助部件试验方法 第6部分:墙拉杆拉力、压力负荷能力及负荷转移特性的测定 (单端试验) |
Methods of test for ancillary components for masonry - Part 6: Determination of tensile and compressive load capacity and load displacement characteristics of wall ties (single end test) |
EN 846-7-2000 |
砖石结构辅助部件试验方法 第7部分:抗剪拉杆和滑动拉杆剪切负荷能力和负荷位移特性的测定 (灰泥接缝连接 |
Methods of test for ancillary components for masonry - Part 7: Determination of shear load capacity and load displacement characteristics of shear ties and slip ties (couple test for mortar joint connections) |
EN 846-8-2000 |
砖石结构辅助部件试验方法 第8部分:托梁架负荷能力和负荷偏差特性的测定 |
Methods of test for ancillary components for masonry - Part 8: Determination of load capacity and load-deflection characteristics of joist hangers |
EN 846-9-2000 |
砖石结构辅助部件试验方法 第9部分:过梁抗挠度和抗剪切度的测定 |
Methods of test for ancillary components for masonry - Part 9: Determination of flexural resistance and shear resistance of lintels |
EN 847-3-2004 |
木工工具.安全性要求.第3部分:箝位设备 |
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EN 848-2-1998 |
木工机械的安全 带旋转工具的单边制模机 第2部分:单轴手工加料/综合加料机 |
Safety of woodworking machines - One side moulding machines with rotating tool - Part 2: Single spindle handfed/integrated fed routing machines |
EN 848-3-1999 |
木工机械的安全 带旋转工具的单边制模机 第3部分:数控(NC)镗床和特形铣床 |
Safety of woodworking machines - One side moulding machines with rotating tool - Part 3: Numerical control (NC) boring machines and routing machines |
EN 851-1995 |
铝和铝合金 生产烹调器具用的圆坯料 规范 |
Aluminium and aluminium alloys - Circle and circle stock for the production of culinary utensils - Specifications |
EN 853-1996 |
橡胶软管和软管配件 金属丝编织加强液压型 规范 |
Rubber hoses and hose assemblies - Wire braid reinforced hydraulic type - Specification |
EN 854-1996 |
橡胶软管和软管配件 纺织增强液压型 规范 |
Rubber hoses and hose assemblies - Textile reinforced hydraulic type - Specification |
EN 855-1996 |
塑料软管和软管配件 热塑料织物增强液压型 规范 |
Plastics hoses and hose assemblies - Thermoplastics textile reinforced hydraulic type - Specification |
EN 856-1996 |
橡胶软管和软管配件 橡胶 包覆螺形线增强液压型 规范 |
Rubber hoses and hose assemblies - Rubber-covered spiral wire reinforced hydraulic type - Specification |
EN 857-1996 |
橡胶软管和软管配件 液压设备用金属丝编织增强压制型 规范 |
Rubber hoses and hose assemblies - Wire braid reinforced compact type for hydraulic applications - Specification |
EN 858-1-2002 |
轻液体(如油和汽油)分离系统 第1部分:产品设计、性能和测试、标志和质量控制的原则 |
Separator systems for light liquids (e.g. oil and petrol) - Part 1: Principles of product design, performance and testing, marking and quality control |
EN 858-1-2004 |
轻液体(如油和汽油)用分离器装置.第1部分:产品设计、性能和试验、标记和质量控制的原则 |
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EN 858-2-2003 |
轻液体(如油和汽油)分离系统 第2部分:额定尺寸的选择、安装、操作和维修选择 |
Separator systems for light liquids (e.g. oil and petrol) - Part 2: Selection of nominal size, installation, operation and maintenance |
EN 859-1997 |
木工机械安全 人工加料表面刨床 |
Safety of woodworking machines - Handfed surface planing machines |
EN 860-1997 |
木工机械安全 单面厚度刨床 |
Safety of woodworking machines - One side thickness planing machines |
EN 861-1997 |
木工机械安全 表面刨平和厚度机械 |
Safety of woodworking machines - Surface planing and thicknessing machines |
EN 862-2001 |
包装 防儿童拆开的包装 非药物产品用不能再封包的包装的要求和试验程序/注:不包括2001年9月的修改通知 |
Packaging - Child-resistant packaging - Requirements and testing procedures for non-reclosable packages for non-pharmaceutical products / Note: Includes Correction Notice of September 2001 |
EN 863-1995 |
防护服 机械性能 试验方法:抗穿透性 |
Protective clothing - Mechanical properties - Test method: Puncture resistance |
EN 864-1996 |
医用电气设备 人用烟密度测定仪 特殊要求 |
Medical electrical equipment - Capnometers for use with humans - Particular requirements |
EN 865-1997 |
脉冲血氧计 特殊要求 |
Pulse oximeters - Particular requirements |
EN 866-1-1997 |
测试消毒器和消毒过程的生物系统 第1部分:一般要求 |
Biological systems for testing sterilizers and sterilization processes - Part 1: General requirements |
EN 866-3-1997 |
测试消毒器和消毒过程的生物系统 第3部分:湿热消毒器中使用的特殊系统 |
Biological systems for testing sterilizers and sterilization processes - Part 3: Particular systems for use in moist heat sterilizers |
EN 866-4-1999 |
测试消毒器和消毒过程的生物系统 第4部分:照射消毒器中使用的特殊系统 |
Biological systems for testing sterilizers and sterilization processes - Part 4: Particular systems for use in irradiation sterilizers |
EN 866-5-1999 |
测试消毒器和消毒过程的生物系统 第5部分:低温蒸汽和甲醛消毒器中使用的特殊系统 |
Biological systems for testing sterilizers and sterilization processes - Part 5: Particular systems for use in low temperature steam and formaldehyde sterilizers |
EN 866-6-1999 |
测试消毒器和消毒过程的生物系统 第6部分:干热消毒器中使用的特殊系统 |
Biological systems for testing sterilizers and sterilization processes - Part 6: Particular systems for use in dry heat sterilizers |
EN 866-7-1999 |
测试消毒器和消毒过程的生物系统 第7部分:湿热消毒器中使用的自备生物指示器系统的特殊要求 |
Biological systems for testing sterilizers and sterilization processes - Part 7: Particular requirements for self-contained biological indicator systems for use in moist heat sterilizers |
EN 866-8-1999 |
测试消毒器和消毒过程的生物系统 第8部分:乙烯氧化物消毒器中使用的自备生物指示器系统的特殊要求 |
Biological systems for testing sterilizers and sterilization processes - Part 8: Particular requirements for self-contained biological indicator systems for use in ethylene oxide sterilizers |
EN 867-1-1997 |
消毒器中使用的非生物系统 第1部分:一般要求 |
Non-biological systems for use in sterilizers - Part 1: General requirements |
EN 867-2-1997 |
消毒器中使用的非生物系统 第2部分:处理指示器(A级) |
Non-biological systems for use in sterilizers - Part 2: Process indicators (Class A) |
EN 867-4-2000 |
消毒器中使用的非生物系统 第4部分:选择蒸汽渗透探测用Bowie和Dick试验之一的指示器规范 |
Non-biological systems for use in sterilizers - Part 4: Specification for indicators as an alternative to the Bowie and Dick test for the detection of steam penetration |
EN 867-5-2001 |
消毒器中使用的非生物系统 第5部分:小型B型和S型灭菌器性能测试中使用的指示器系统和过程任务装置规范 |
Non-biological systems for use in sterilizers - Part 5: Specification for indicator systems and process challenge devices for use in performance testing for small sterilizers type B and type S |
EN 868-1-1997 |
经消毒的医疗器械用包装材料和系统 第1部分:一般要求和试验方法 |
Packaging materials and systems for medical devices which are to be sterilized - Part 1: General requirements and test methods |
EN 868-10-2000 |
经消毒的医疗器械用包装材料和系统 第10部分:生产热密封袋、卷轴和盖的聚烯烃粘性涂层非编织材料 要求和 |
Packaging materials and systems for medical devices which are to be sterilized - Part 10: Adhesive coated nonwoven materials of polyolefines for use in the manufacture of heat sealable pouches, reels and lids - Requirements and test methods |
EN 868-2-1999 |
经消毒的医疗器械用包装材料和系统 第2部分:消毒包裹物 要求和试验方法 |
Packaging materials and systems for medical devices which are to be sterilized - Part 2: Sterilization wrap - Requirements and test methods |
EN 868-3-1999 |
经消毒的医疗器械用包装材料和系统 第3部分:生产纸袋(EN 868-4规定)和生产盒和卷筒用纸(EN 868-5规定 |
Packaging materials and systems for medical devices which are to be sterilized - Part 3: Paper for use in the manufacture of paper bags (specified in EN 868-4) and in the manufacture of pouches and reels (specified in EN 868-5) - Requirements and test met |
EN 868-4-1999 |
经消毒的医疗器械用包装材料和系统 第4部分:纸袋 要求和试验方法 |
Packaging materials and systems for medical devices which are to be sterilized - Part 4: Paper bags - Requirements and test methods |
EN 868-6-1999 |
经消毒的医疗器械用包装材料和系统 第6部分:生产经氧化乙烯或辐照消毒的医用包所用的纸 要求和试验方法 |
Packaging materials and systems for medical devices which are to be sterilized - Part 6: Paper for the manufacture of packs for medical use for sterilization by ethylene oxide or irradiation - Requirements and test methods |
EN 868-7-1999 |
经消毒的医疗器械用包装材料和系统 第7部分:生产经氧化乙烯或辐射消毒的医用热密封包所用的粘性涂覆纸 |
Packaging materials and systems for medical devices which are to be sterilized - Part 7: Adhesive coated paper for the manufacture of heat sealable packs for medical use for sterilization by ethylene oxide or irradiation - Requirements and test methods |
EN 868-8-1999 |
经消毒的医疗器械用包装材料和系统 第8部分:符合EN 285的蒸汽消毒器用可重复使用的消毒容器 要求和试验 |
Packaging materials and systems for medical devices which are to be sterilized - Part 8: Re-usable sterilization containers for steam sterilizers conforming to EN 285 - Requirements and test methods |
EN 868-9-2000 |
经消毒的医疗器械用包装材料和系统 第9部分:生产热密封袋、卷轴和盖的聚烯烃非涂层非编织材料 要求和试 |
Packaging materials and systems for medical devices which are to be sterilized - Part 9: Uncoated nonwoven materials of polyolefines for use in the manufacture of heat sealable pouches, reels and lids - Requirements and test methods |
EN 869-1997 |
高压金属压模铸造器件的安全要求 |
Safety requirements for high pressure metal diecasting units |
EN 87-1991 |
陶瓷地板和墙瓷砖 定义、分类、特性和标志 |
Ceramic floor and wall tiles - Definitions, classification, characteristics and marking |
EN 872-1996 |
水质 悬浮微粒的测定 玻璃纤维过滤器过滤法 |
Water quality - Determination of suspended solids - Method by filtration through glass fibre filters |
EN 873-1996 |
轻型传送带 主要特性和应用 |
Light conveyor belts - Principal characteristics and applications |
EN 874-1995 |
气焊设备 圆柱筒焊接用氧/燃料气体焊炬(切割机型) 结构型式、一般规范和试验方法 |
Gas welding equipment - Oxygen/fuel gas blowpipes (cutting machine type) of cylindrical barrel - Type of construction, general specifications, test methods |
EN 875-1995 |
金属材料焊接的破坏试验 冲击试验 试样定位、槽口取向和检验 |
Destructive tests on welds in metallic materials - Impact tests - Test specimen location, notch orientation and examination |
EN 876-1995 |
金属材料焊接的破坏试验 熔焊接头中焊接金属的纵向拉伸试验 |
Destructive tests on welds in metallic materials - Longitudinal tensile test on weld metal in fusion welded joints |
EN 877-1999 |
建筑物排水用铸铁管和配件及其接头和附件 要求、试验方法和质量保证 |
Cast iron pipes and fittings, their joints and accessories for the evacuation of water from buildings - Requirements, test methods and quality assurance |
EN 878-1997 |
人类用水处理用的化学制品 硫酸铝 |
Chemicals used for treatment of water intended for human consumption - Aluminium sulfate |
EN 878-2004 |
人类生活用水处理用化学试剂.硫酸铝 |
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EN 88/prA2-2001 |
入口压力200毫巴以下的燃气器具的压力调节阀 修改A2 |
Pressure governors for gas appliances for inlet pressures up to 200 mbar; Amendment prA2 |
EN 881-1997 |
人类用水处理用的化学制品 氯化铝、氯化铝氢氧化物和硫酸盐氯化铝氢氧化物( 单体) |
Chemicals used for treatment of water intended for human consumption - Aluminium chloride, aluminium chloride hydroxide and aluminium chloride hydroxide sulfate (monomeric) |
EN 882-1997 |
人类用水处理用的化学制品 铝酸钠 |
Chemicals used for treatment of water intended for human consumption - Sodium aluminate |
EN 883-1997 |
人类用水处理用的化学制品 聚羟基氯化铝和聚羟基硫酸盐氯化铝 |
Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide and polyaluminium chloride hydroxide sulfate |
EN 885-2001 |
人类用水处理用的化学制品 多硅酸盐氯化铝氢氧化物 |
Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide silicate |
EN 88528-11-2004 |
往复式内燃机驱动交流发电机组.第11部分:旋转不间断电力系统.性能要求和试验方法 |
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EN 886-2001 |
人类用水处理用的化学制品 多硅酸盐硫酸盐铝氢氧化物 |
Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate |
EN 887-2001 |
人类用水处理用的化学制品 硫酸盐三铁铝 |
Chemicals used for treatment of water intended for human consumption - Aluminium iron(III) sulfate |
EN 888-1998 |
人类用水处理用的化学制品 氯化铁(III) |
Chemicals used for treatment of water intended for human consumption - Iron(III)chloride |
EN 889-1998 |
人类用水处理用的化学制品 硫化铁(II) |
Chemicals used for treatment of water intended for human consumption - Iron(II)sulfate |
EN 890-1998 |
人类用水处理用的化学药品 硫化铁(III) |
Chemicals used for treatment of water intended for human consumption - Iron(III)sulfate |
EN 891-1998 |
人类用水处理用的化学药品 氯硫化铁(III) |
Chemicals used for treatment of water intended for human consumption - Iron(III)chloride sulfate |
EN 892-1996 |
登山设备 动态登山绳索 安全要求和试验方法 |
Mountaineering equipment - Dynamic mountaineering ropes - Safety requirements and test methods |
EN 892-2004 |
登山设备.动力攀登绳.安全要求和检验方法 |
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EN 893-1999 |
登山设备 鞋底钉 安全要求和试验方法 |
Mountaineering equipment - Crampons - Safety requirements and test methods |
EN 894-1-1997 |
机械安全 显示器和控制致动器设计的人类工程学要求 第1部分:人与显示器和控制致动器相互作用的一般原则 |
Safety of machinery - Ergonomic requirements for the design of displays and control actuators - Part 1: General principles for human interactions with displays and control actuators |
EN 894-2-1997 |
机械安全 显示器和控制致动器设计的人类工程学要求 第2部分:显示器 |
Safety of machinery - Ergonomics requirements for the design of displays and control actuators - Part 2: Displays |
EN 894-3-2000 |
机械安全 显示器和控制致动器设计的人类工程学要求 第3部分:控制致动器 |
Safety of machinery - Ergonomics requirements for the design of displays and control actuators - Part 3: Control actuators |
EN 895-1995 |
金属材料焊接的破坏试验 横向抗拉试验 |
Destructive tests on welds in metallic materials - Transverse tensile test |
EN 896-1998 |
人类用水处理用的化学制品 氢氧化钠 |
Chemicals used for treatment of water intended for human consumption - Sodium hydroxide |
EN 897-1998 |
人类用水处理用的化学制品 碳酸钠 |
Chemicals used for treatment of water intended for human consumption - Sodium carbonate |
EN 898-1998 |
人类用水处理用的化学制品 碳酸氢钠 |
Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonate |
EN 899-2003 |
人类用水处理用的化学制品 硫酸 |
Chemicals used for treatment of water intended for human consumption - Sulfuric acid |
EN 900-1999 |
人类用水处理用的化学制品 次氯酸钙 |
Chemicals used for treatment of water intended for human consumption - Calcium hypochlorite |