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DIN
DIN EN 4731:2026-06
En Vigor
2026-06-01
Aerospace series - Spectral quality of LED luminaires used with
photoluminescent marking systems; German and English version prEN
4731:2026 / Note: Date of issue 2026-05-15*Intended as replacement for
DIN EN 4731 (2018-07).
DIN
DIN EN ISO 14720-2:2026-06
En Vigor
2026-06-01
Testing of ceramic materials - Determination of sulfur in non-oxidic
ceramic raw materials and ceramic materials - Part 2: Inductively
coupled plasma optical emission spectrometry (ICP-OES) or ion
chromatography (IC) after burning in the oxygen flow (ISO 14720-2:2026);
German version EN ISO 14720-2:2026
DIN
DIN EN ISO 24018:2026-06
En Vigor
2026-06-01
Jewellery and precious metals - Specifications for 1 kilogram gold bar
(ISO 24018:2020); German version EN ISO 24018:2026
DIN
DIN EN ISO 22764:2026-06
En Vigor
2026-06-01
Jewellery and precious metals - Fineness of solders used with precious
metal jewellery alloys (ISO 22764:2020); German version EN ISO 22764:2026
