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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Standards [CURRENT]

ISO 20351
Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for optical properties of ceramic phosphors for white light-emitting diodes using an integrating sphere

Title (German)

Hochleistungskeramik - Absolute Messung der internen Quanteneffizienz von Leuchtstoffen für Weißlicht emittierende Dioden unter Verwendung einer Ulbricht-Kugel