Public Enquiry Portal: CEN

For consensus building purposes, the 'End enquiry' date of the NBN public enquiry portal is 30 days before the 'Closing date' of the CEN enquiry. Comments shall be submitted to NBN no later than the 'End enquiry' date. After the 'End enquiry' date the draft standards are no longer visible in the NBN enquiry portal.

Showing 1-20 of 182 items.

#	Ref	Title	Start enquiry	End enquiry

1	prEN ISO 6145-1	Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 1: General aspects (ISO/DIS 6145-1:2018)	Sep 13 2018	Nov 12 2018	Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 1: General aspects (ISO/DIS 6145-1:2018)
2	prEN 10210-3	Hot finished structural steel hollow sections - Part 3: Tolerances, dimensions and sectional properties	Aug 9 2018	Oct 8 2018	Hot finished structural steel hollow sections - Part 3: Tolerances, dimensions and sectional properties
3	prEN 10219-2	Cold formed welded steel structural hollow sections - Part 2: Tolerances, dimensions and sectional properties	Aug 23 2018	Oct 22 2018	Cold formed welded steel structural hollow sections - Part 2: Tolerances, dimensions and sectional properties
4	prEN 14889-2	Fibres for concrete - Part 2: Polymer fibres - Definition, specifications and conformity	Aug 23 2018	Oct 22 2018	Fibres for concrete - Part 2: Polymer fibres - Definition, specifications and conformity
5	prEN 16905-2	Gas-fired endothermic engine driven heat pumps - Part 2: Safety	Aug 23 2018	Oct 22 2018	Gas-fired endothermic engine driven heat pumps - Part 2: Safety
6	prEN 17277	Hydrometry - Measurement requirements and classification of rainfall intensity measuring instruments	Aug 9 2018	Oct 8 2018	Hydrometry - Measurement requirements and classification of rainfall intensity measuring instruments
7	prEN 17279	Foodstuffs - Multimethod for the screening of ochratoxin A, aflatoxin B1, deoxynivalenol, zearalenone and fumonisin B1 and B2 in foodstuffs, excluding foods for infants and young children, by HPLC-MS/MS	Aug 2 2018	Oct 1 2018	Foodstuffs - Multimethod for the screening of ochratoxin A, aflatoxin B1, deoxynivalenol, zearalenone and fumonisin B1 and B2 in foodstuffs, excluding foods for infants and young children, by HPLC-MS/MS
8	prEN 17280:2018	Foodstuffs - Determination of zearalenone and trichothecenes including deoxynivalenol (DON) and its acetylated derivatives (3-acetyl- DON and 15-acetyl-DON), nivalenol (NIV) and T-2 and HT-2 toxin in cereals and cereal products by LC-MS/MS	Aug 2 2018	Oct 1 2018	Foodstuffs - Determination of zearalenone and trichothecenes including deoxynivalenol (DON) and its acetylated derivatives (3-acetyl- DON and 15-acetyl-DON), nivalenol (NIV) and T-2 and HT-2 toxin in cereals and cereal products by LC-MS/MS
9	prEN 14067-5	Railway applications - Aerodynamics - Part 5: Requirements and test procedures for aerodynamics in tunnels	Sep 20 2018	Nov 19 2018	Railway applications - Aerodynamics - Part 5: Requirements and test procedures for aerodynamics in tunnels
10	prEN 13146-9	Railway applications - Track - Test methods for fastening systems - Part 9: Determination of stiffness	Aug 9 2018	Oct 8 2018	Railway applications - Track - Test methods for fastening systems - Part 9: Determination of stiffness
11	prEN 1176-5	Playground equipment and surfacing - Part 5: Additional specific safety requirements and test methods for carousels	Sep 6 2018	Nov 5 2018	Playground equipment and surfacing - Part 5: Additional specific safety requirements and test methods for carousels
12	prEN 14624	Performance of portable leak detectors and of room monitors for halogenated refrigerants	Aug 16 2018	Oct 15 2018	Performance of portable leak detectors and of room monitors for halogenated refrigerants
13	prEN 17294	Animal feeding stuffs: Methods of sampling and analysis - Determination of organic acids by Ion Chromatography with Conductivity Detection (IC-CD)	Aug 16 2018	Oct 15 2018	Animal feeding stuffs: Methods of sampling and analysis - Determination of organic acids by Ion Chromatography with Conductivity Detection (IC-CD)
14	prEN 17299	Animal feeding stuffs: Methods of sampling and analysis - Screening and determination of authorized coccidiostats at additive and 1 % and 3 % cross-contamination level, and of non-registered coccidiostats and of one antibiotic at sub-additive levels, in compound feed with High Performance Liquid Chromatography - Tandem Mass Spectrometry detection (LC-MS/MS)	Aug 16 2018	Oct 15 2018	Animal feeding stuffs: Methods of sampling and analysis - Screening and determination of authorized coccidiostats at additive and 1 % and 3 % cross-contamination level, and of non-registered coccidiostats and of one antibiotic at sub-additive levels, in compound feed with High Performance Liquid Chromatography - Tandem Mass Spectrometry detection (LC-MS/MS)
15	prEN 17270	Animal feeding stuffs: Methods of sampling and analysis - Determination of theobromine in feed materials and compound feed, including cocoa derived ingredients, by liquid chromatography - Complementary element	Aug 9 2018	Oct 8 2018	Animal feeding stuffs: Methods of sampling and analysis - Determination of theobromine in feed materials and compound feed, including cocoa derived ingredients, by liquid chromatography - Complementary element
16	prEN 17298	Animal feeding stuffs: Methods of sampling and analysis - Determination of benzoic and sorbic acid by High Pressure Liquid Chromatography (HPLC)	Aug 16 2018	Oct 15 2018	Animal feeding stuffs: Methods of sampling and analysis - Determination of benzoic and sorbic acid by High Pressure Liquid Chromatography (HPLC)
17	prEN 14128	Durability of wood and wood-based products - Efficacy criteria for curative wood preservatives as determined by biological tests	Aug 23 2018	Oct 22 2018	Durability of wood and wood-based products - Efficacy criteria for curative wood preservatives as determined by biological tests
18	prEN 12975	Solar collectors - General requirements	Aug 30 2018	Oct 29 2018	Solar collectors - General requirements
19	prEN 15611	Railway applications - Braking - Relay valves	Aug 2 2018	Oct 1 2018	Railway applications - Braking - Relay valves
20	EN 14366:2004/prA1	Laboratory measurement of noise from waste water installations	Sep 13 2018	Nov 12 2018	Laboratory measurement of noise from waste water installations