Analysis of acid sulfate soil - Dried samples - Methods of test Determination of acid neutralizing capacity by back-titration (ANCBT)
Edition 2009

Insulating materials based on mica - Part 3: Specifications for individual materials - Sheet 5: Glass-backed mica paper with an epoxy resin binder for post-impregnation (VPI) (Endorsed by AENOR in April of 2006.)
Edition 2006-04-01

Specification for insulating materials based on mica - Part 3: Specifications for individual materials - Sheet 6: Glass-backed mica paper with a B-stage epoxy resin binder (IEC 60371-3-6:1992/A1:2006). (Endorsed by AENOR in March of 2007.)
Edition 2007-03-01

Specification for insulating materials based on mica - Part 3: Specifications for individual materials - Sheet 4: Polyester film-backed mica paper with a B-stage epoxy resin binder (IEC 60371-3-4:1992/A1:2006). (Endorsed by AENOR in March of 2007.)
Edition 2007-03-01

Equipment for water supply service - Test method of prevention from back current (Amendment 1)
Edition 2020-02-20

Child care articles. Child carriers. Safety requirements and test methods. Framed back carrier
Edition 2022-12-16

Bearings, Babbitt-Coated Leaded-Bronze, Steel Back
Edition 2015-04-07

Aerospace series - Cables, electrical, aircraft use; Test methods - Part 413: Wrap back test
Edition 2002-07

Specification for safety and rational use of energy of domestic gas appliances - Combined appliances - Gas fire/back boiler
Edition 2003-05-14