Essential oils of bergamot, lemon, bitter orange and lime, fully or partially reduced in bergapten —...
This document specifies a high-performance liquid chromatographic (HPLC) method, using either an internal standard or external standard, for the determination of the bergapten content in essential oil of bergamot [Citrus aurantium ssp. bergamia (Risso et Poit.) Wight et Arn. ex Engl.], in essential oil of lemon [Citrus limon (L.) Burm. f.], in essential oil of bitter orange (Citrus bigaradia…
Maritime navigation and radiocommunication equipment and systems - Shipborne voyage data recorder (V...
IEC 61996-1:2013+A1:2021 specifies the minimum performance requirements, technical characteristics, methods of testing and required test results, for shipborne voyage data recorder (VDR) installations as required by Chapter V of the International Convention for Safety of Life at Sea (SOLAS), as amended. It takes account of IMO resolution A.694(17) and is associated with IEC 60945. When a…
Maritime navigation and radiocommunication equipment and systems - Shipborne voyage data recorder (V...
IEC 61996-1:2013+A1:2021 specifies the minimum performance requirements, technical characteristics, methods of testing and required test results, for shipborne voyage data recorder (VDR) installations as required by Chapter V of the International Convention for Safety of Life at Sea (SOLAS), as amended. It takes account of IMO resolution A.694(17) and is associated with IEC 60945. When a…
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-4: Particular...
IEC 61558-2-4:2021 is available as IEC 61558-2-4:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 61558-2-4:2021 deals with the safety of isolating transformers for general applications and power supply units incorporating isolating transformers for general applications. Transformers…
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-6: Particular...
IEC 61558-2-6:2021 is available as IEC 61558-2-6:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 61558-2-6:2021 deals with the safety of safety isolating transformers for general applications and power supply units incorporating safety isolating transformers for general applications…
Copper, lead, zinc and nickel concentrates — Sampling procedures for determination of metal and mois...
This document sets out the basic methods for sampling copper, lead, zinc and nickel concentrates from moving streams and stationary lots, including stopped-belt sampling, to provide samples for chemical analysis, physical testing and determination of moisture content, in accordance with the relevant International Standards. Where the concentrates are susceptible to significant oxidation or…
Superconductivity - Part 17: Electronic characteristic measurements - Local critical current density...
IEC 61788-17:2021 is available as IEC 61788-17:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 61788-17:2021 specifies the measurements of the local critical current density (Jc) and its distribution in large-area high-temperature superconducting (HTS) films by an inductive method using…
Superconductivity - Part 17: Electronic characteristic measurements - Local critical current density...
IEC 61788-17:2021 is available as IEC 61788-17:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 61788-17:2021 specifies the measurements of the local critical current density (Jc) and its distribution in large-area high-temperature superconducting (HTS) films by an inductive method…
IEC 60086-1:2021 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 60086-1:2021 is intended to standardize primary batteries with respect to dimensions, nomenclature, terminal…
IEC 60086-3:2021 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 60086-3-5:2021 specifies dimensions, designation, methods of tests and requirements for primary batteries for…
