Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-7: Examinations and measurements - Wavelength dependence of attenuation and return loss of single mode components

Liquid petroleum products - Determination of the sulfur content in Ethanol (E85) automotive fuel - Wavelength dispersive X-ray fluorescence spectrometric method; German and English version prEN 16997:2024

IEC 60793-1-44 Ed. 2.0: Optical fibres -Part 1-44: Measurement methods and test procedures - Cut-off wavelength

Air quality - Determination of ozone in ambient air - Ultraviolet photometric method - Amendment 1: Consensus value for the ozone absorption cross-section at room temperature at the mercury-line wavelength (253,65 nm air)

IEC 61753-031-3/Ed2: Fibre optic interconnecting devices and passive components - Performance standard - Part 031- 3: Non-connectorised single-mode 1×N and 2×N non-wavelength-selective branching devices for Category U - Uncontrolled environment

IEC 61753-031-6/Ed2: Fibre optic interconnecting devices and passive components - Performance standard - Part 031-6: Non-connectorised single-mode 1xN and 2xN non-wavelength-selective branching devices for Category O - Uncontrolled environment

IEC 61753-031-2/Ed1: Fibre optic interconnecting devices and passive components - Performance standard - Part 031- 2: Non-connectorised single-mode 1×N and 2×N non-wavelength-selective branching devices for Category C - Controlled environment

Fibre optic interconnecting devices and passive components - Performance standard - Part 086-02: Non-connectorized single-mode bidirectional 1490 / 1550 nm downstream 1310 nm upstream WWDM devices for category C - Indoor controlled environment

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-06: Non-connectorized single-mode fibre optic middle-scale 1×N DWDM devices for category OP+ - Extended outdoor protected environment (IEC 86B/4398/CD:2020); Text in German and English

Fibre optic interconnecting devices and passive components - Fibre optic WDM devices - Part 1: Generic specification