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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Publications of NA 062-02-21 AA

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DIN 50451-3	2014-11	Standards	Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 3: Determination of 31 elements in high-purity nitric acid by ICP-MS More	Order from DIN Media
DIN 50451-4	2024-09	Standards	Testing of materials for semiconductor technology - Determination of trace elements in liquids - Part 4: Determination of 34 elements in ultra pure water by mass spectrometry with inductively coupled plasma (ICP-MS) More	Order from DIN Media
DIN 50451-5	2022-08	Standards	Testing of materials for semiconductor technology - Determination of trace elements in liquids - Part 5: Guideline for the selection of materials and testing of their suitability for apparatus for sampling and sample preparation for the determination of trace elements in the range of micrograms per kilogram and nanograms per kilogram More	Order from DIN Media
DIN 50451-6	2014-11	Standards	Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 6: Determination of 36 elements in a high-purity ammonium fluoride solution (NH₄F) and in etching mixtures of high-purity ammonium fluoride solution containing hydrofluoric acid More	Order from DIN Media
DIN 50451-7	2018-04	Standards	Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 7: Determination of 31 elements in high-purity hydrochloric acid by ICP-MS More	Order from DIN Media
DIN 50451-8	2022-08	Standards	Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 8: Determination of 33 elements in high-purity sulfuric acid by ICP-MS More	Order from DIN Media
DIN 50452-1	1995-11	Standards	Testing of materials for semiconductor technology - Test method for particle analysis in liquids - Part 1: Microscopic determination of particles More	Order from DIN Media
DIN 50452-2	2009-10	Standards	Testing of materials for semiconductor technology - Test method for particle analysis in liquids - Part 2: Determination of particles by optical particle counters More	Order from DIN Media
DIN 50452-3	1995-10	Standards	Testing of materials for semiconductor technology - Test method for particle analysis in liquids - Part 3: Calibration of optical particle counters More	Order from DIN Media
DIN 50453-1	2023-08	Standards	Testing of materials for semiconductor technology - Determination of etch rates of etching mixtures - Part 1: Silicium monocrystals, gravimetric method More	Order from DIN Media

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