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ISO 21227-3:2007
Paints and varnishes — Evaluation of defects on coated surfaces using optical imaging — Part 3: Evaluation of delamination and corrosion around a scribe
现行
ICS 87 涂料和颜料工业
2007
9 页
¥1
ISO 21227-4:2008
Paints and varnishes — Evaluation of defects on coated surfaces using optical imaging — Part 4: Evaluation of filiform corrosion
现行
ICS 87 涂料和颜料工业
2008
7 页
¥1
ISO 2122:1972
Sodium and potassium silicates for industrial use — Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
现行
ICS 71 化工技术
1972
3 页
¥1
ISO 21232:2018
Textiles — Determination of moisturizing effect of textile materials by measurement of microclimate between textiles and simulated human skin using sweating guarded hotplate
现行
ICS 59 纺织和皮革技术
2018
9 页
¥1
ISO 21233:2021
Heavy commercial vehicles and buses — Vehicle dynamics simulation and validation — Closing-curve test
现行
ICS 43 道路车辆工程
2021
13 页
¥1
ISO 21234:2022
Road vehicles — Heavy commercial vehicles and buses – Mass moment of inertia measurement
现行
ICS 43 道路车辆工程
2022
17 页
¥1
ISO 21238:2007
Nuclear energy — Nuclear fuel technology — Scaling factor method to determine the radioactivity of low- and intermediate-level radioactive waste packages generated at nuclear power plants
现行
ICS 27 能源和热传导工程
2007
23 页
¥2
ISO 21243:2022
Radiation protection — Performance criteria for laboratories performing initial cytogenetic dose assessment of mass casualties in radiological or nuclear emergencies — General principles and application to dicentric assay
现行
ICS 27 能源和热传导工程
2022
18 页
¥1
ISO 21244:2008
Agricultural equipment — Mechanical connections between towed and towing vehicles — Implement hitch rings and attachment to tractor drawbars
现行
ICS 65 农业
2008
7 页
¥1
ISO 21246:2019
Information and documentation — Key indicators for museums
现行
ICS 01 综合、术语学、标准化、文献
2019
69 页
¥5
ISO 21248:2019
Information and documentation — Quality assessment for national libraries
现行
ICS 01 综合、术语学、标准化、文献
2019
139 页
¥5
ISO 21250-1:2020
Rolling bearings — Noise testing of rolling bearing greases — Part 1: Basic principles, testing assembly and test machine
现行
ICS 21 机械系统和通用件
2020
13 页
¥1
ISO 21250-2:2020
Rolling bearings — Noise testing of rolling bearing greases — Part 2: Test and evaluation method BQ+
现行
ICS 21 机械系统和通用件
2020
17 页
¥1
ISO 21250-3:2020
Rolling bearings — Noise testing of rolling bearing greases — Part 3: Test and evaluation method MQ
现行
ICS 21 机械系统和通用件
2020
19 页
¥1
ISO 21250-4:2020
Rolling bearings — Noise testing of rolling bearing greases — Part 4: Test and evaluation method NQ
现行
ICS 21 机械系统和通用件
2020
10 页
¥1
ISO 21253-1:2019
Water quality — Multi-compound class methods — Part 1: Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry
现行
ICS 13 环保、保健和安全
2019
21 页
¥2
ISO 21253-2:2019
Water quality — Multi-compound class methods — Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical method
现行
ICS 13 环保、保健和安全
2019
10 页
¥1
ISO 21254-1:2011
Lasers and laser-related equipment — Test methods for laser-induced damage threshold — Part 1: Definitions and general principles
现行
ICS 31 电子学
2011
16 页
¥1
ISO 21254-2:2011
Lasers and laser-related equipment — Test methods for laser-induced damage threshold — Part 2: Threshold determination
现行
ICS 31 电子学
2011
36 页
¥2
ISO 21254-3:2011
Lasers and laser-related equipment — Test methods for laser-induced damage threshold — Part 3: Assurance of laser power (energy) handling capabilities
现行
ICS 31 电子学
2011
16 页
¥1