update:

EN 438-9:2010+A1:2013 High-pressure decorative laminates (HPL) - Sheets based on thermosetting resins (Usually called Laminates) - Part 9: Classification and specifications for alternative core laminates - added missing standard
EN ISO 12058-1:2002/AC:2004 Plastics - Determination of viscosity using a falling-ball viscometer - Part 1: Inclined-tube method (ISO 12058-1:1997) - added missing AC
EN 12814-1:1999/AC:2003 Testing of welded joints of thermoplastics semi-finished products - Part 1: Bend test - added missing AC
EN 14598-2:2005/AC:2006 Reinforced thermosetting moulding compounds - Specification for Sheet Moulding Compound (SMC) and Bulk Moulding Compound (BMC) - Part 2: Methods of test and general requirements - added missing AC


missing list:
EN ISO 294-1:1998/A1:2002 Plastics - Injection moulding of test specimens of thermoplastic materials - Part 1: General principles, and moulding of multipurpose and bar test specimens (ISO 294-1:1996/Amd. 1:2001)
EN ISO 1043-1:2011/A1:2016 Plastics - Symbols and abbreviated terms - Part 1: Basic polymers and their special characteristics (ISO 1043-1:2011/Amd 1:2016)
EN ISO 1043-4:1999/A1:2016 Plastics - Symbols and abbreviated terms - Part 4: Flame retardants (ISO 1043-4:1998/Amd 1:2016)
EN ISO 1264:1997 Plastics - Homopolymer and copolymer resins of vinyl chloride - Determination of pH of aqueous extract (ISO 1264:1980)
EN ISO 1269:2006 Plastics - Homopolymer and copolymer resins of vinyl chloride - Determination of volatile matter (including water) (ISO 1269:2006)
EN ISO 1628-5:2015 Plastics - Determination of the viscosity of polymers in dilute solution using capillary viscometers - Part 5: Thermoplastic polyester (TP) homopolymers and copolymers (ISO 1628-5:1998)
EN ISO 4590:2016 Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells (ISO 4590:2016)
EN ISO 4892-1:2016 Plastics - Methods of exposure to laboratory light sources - Part 1: General guidance (ISO 4892-1:2016)
CEN/TR 15353:2007 Plastics - Recycled plastics - Guidelines for the development of standards for recycled plastics
CEN/TS 15354:2006 Plastics - Extruded and/or calendered, non-reinforced film and sheeting made of plasticized poly(vinyl chloride) (PVC-P) - Guidance for characterisation and designation
EN ISO 21509:2015 Plastics and ebonite - Verification of Shore durometers (ISO 21509:2006)


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