CEN CENELEC - Page 1073/1255

• Norma Técnica EN ISO 21656

  Title: Solid recovered fuels - Determination of ash content (ISO 21656:2021)
  Entity: CEN CENELEC
  Subject: Solid fuels

• Norma Técnica EN ISO 21660-3

  Title: Solid recovered fuels - Determination of moisture content using the oven dry method - Part 3: Moisture in general analysis sample (ISO 21660-3:2021)
  Entity: CEN CENELEC
  Subject: Solid fuels

• Norma Técnica EN ISO 21663

  Title: Solid recovered fuels - Methods for the determination of carbon (C), hydrogen (H), nitrogen (N) and sulphur (S) by the instrumental method (ISO 21663:2020)
  Entity: CEN CENELEC
  Subject: Solid fuels

• Norma Técnica EN ISO 21670

  Title: Fasteners - Hexagon weld nuts with flange (ISO 21670:2014)
  Entity: CEN CENELEC
  Subject: Nuts

• Norma Técnica EN ISO 21671

  Title: Dentistry - Rotary polishers (ISO 21671:2006)
  Entity: CEN CENELEC
  Subject: Dental instruments

• Norma Técnica EN ISO 21672-1

  Title: Dentistry - Periodontal probes - Part 1: General requirements (ISO 21672-1:2012)
  Entity: CEN CENELEC
  Subject: Dental instruments

• Norma Técnica EN ISO 21672-2

  Title: Dentistry - Periodontal probes - Part 2: Designation (ISO 21672-2:2012)
  Entity: CEN CENELEC
  Subject: Dental instruments

• Norma Técnica EN ISO 21676

  Title: Water quality - Determination of the dissolved fraction of selected active pharmaceutical ingredients, transformation products and other organic substances in water and treated waste water - Method using high performance liquid chromatography and mass spectrometric detection (HPLC-MS/MS or -HRMS) after direct injection (ISO 21676:2018)
  Entity: CEN CENELEC
  Subject: Examination of water for chemical substances

• Norma Técnica EN ISO 21683

  Title: Pigments and extenders - Determination of experimentally simulated nano-object release from paints, varnishes and pigmented plastics (ISO 21683:2019)
  Entity: CEN CENELEC
  Subject: Pigments and extenders

• Norma Técnica EN ISO 217

  Title: Paper - Untrimmed sizes - Designation and tolerances for primary and supplementary ranges, and indication of machine direction (ISO 217:2013)
  Entity: CEN CENELEC
  Subject: Paper and board

• Norma Técnica EN ISO 2171

  Title: Cereals, pulses and by-products - Determination of ash yield by incineration (ISO 2171:2007)
  Entity: CEN CENELEC
  Subject: Cereals, pulses and derived products

• Norma Técnica EN ISO 21765

  Title: Textiles - Determination of fabric deformability by forced mechanical distension (ISO 21765:2020)
  Entity: CEN CENELEC
  Subject: Textile fabrics

• Norma Técnica EN ISO 2177

  Title: Metallic coatings - Measurement of coating thickness - Coulometric method by anodic dissolution (ISO 2177:2003)
  Entity: CEN CENELEC
  Subject: Properties of surfaces

• Norma Técnica EN ISO 2178

  Title: Non-magnetic coatings on magnetic substrates - Measurement of coating thickness - Magnetic method (ISO 2178:2016)
  Entity: CEN CENELEC
  Subject: Properties of surfaces

• Norma Técnica EN ISO 21787

  Title: Industrial valves - Globe valves of thermoplastics materials (ISO 21787:2006)
  Entity: CEN CENELEC
  Subject: Globe valves

• Norma Técnica EN ISO 21789

  Title: Gas turbine applications - Safety (ISO 21789:2022)
  Entity: CEN CENELEC
  Subject: Gas and steam turbines. Steam engines

• Norma Técnica EN ISO 2179

  Title: Electroplated coatings of tin-nickel alloy - Specification and test methods (ISO 2179:1986)
  Entity: CEN CENELEC
  Subject: Metallic coatings

• Norma Técnica EN ISO 21801-1

  Title: Cognitive accessibility - Part 1: General guidelines (ISO 21801-1:2020)
  Entity: CEN CENELEC
  Subject: Aids for disabled or handicapped persons in general

• Norma Técnica EN ISO 21802

  Title: Assistive products - Guidelines on cognitive accessibility - Daily time management (ISO 21802:2019)
  Entity: CEN CENELEC
  Subject: Aids for disabled or handicapped persons in general

• Norma Técnica EN ISO 21809-1

  Title: Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 1: Polyolefin coatings (3-layer PE and 3-layer PP) (ISO 21809-1:2018)
  Entity: CEN CENELEC
  Subject: Petroleum, petroleum products and natural gas handling equipment

• Norma Técnica EN ISO 21809-2

  Title: Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 2: Single layer fusion-bonded epoxy coatings (ISO 21809-2:2014)
  Entity: CEN CENELEC
  Subject: Iron and steel pipes

• Norma Técnica EN ISO 21809-3

  Title: Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 3: Field joint coatings (ISO 21809-3:2016)
  Entity: CEN CENELEC
  Subject: Petroleum, petroleum products and natural gas handling equipment

• Norma Técnica EN ISO 21809-5

  Title: Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 5: External concrete coatings (ISO 21809-5:2017)
  Entity: CEN CENELEC
  Subject: Petroleum, petroleum products and natural gas handling equipment

• Norma Técnica EN ISO 21832

  Title: Workplace air - Metals and metalloids in airborne particles - Requirements for evaluation of measuring procedures (ISO 21832:2018)
  Entity: CEN CENELEC
  Subject: Workplace atmospheres

• Norma Técnica EN ISO 21850-1

  Title: Dentistry - Materials for dental instruments - Part 1: Stainless steel (ISO 21850-1:2020)
  Entity: CEN CENELEC
  Subject: Dental equipment

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