IEC 62321-8:2017 EN-FR 846d8d6a
Determination of certain substances in electrotechnical products - Part 8: Phthalates in polymers by gas chromatography-mass spectrometry (GC-MS), gas chromatography-mass spectrometry using a pyrolyzer/thermal desorption accessory (Py-TD-GC-MS)
现行
发布日期 :
2017-03-28
实施日期 :
ISO 2211:1973 EN a2068818
Liquid chemical products — Measurement of colour in Hazen units (platinum-cobalt scale)
现行
发布日期 :
1973-10-01
实施日期 :
ISO 13067:2020 EN 96ef7577
Microbeam analysis — Electron backscatter diffraction — Measurement of average grain size
现行
发布日期 :
2020-07-15
实施日期 :