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GB/T 28504.1-2012 Rare earth doped optical fibre—Part 1:Characteristics of double-cladding Ytterbium-doped optical fibre (USD) via email in 1-3 business day VALID
YD/T 3297-2017 Fire resistant optical fibre cables for telecommunication via email in VALID please email coc@codeofchina.com for quotation
YD/T 1258.4-2005 The series of indoor optical fibre cables Part4:Multi-fibre optical cables (USD) via email in 1-3 business day ABOLISHED
GB/T 15972.48-2016 (USD) via email in 1-5 business day VALID
T/CEMIA 011-2018 (USD) via email in 1-3 business day VALID
T/CEMIA 016-2018 (USD) via email in 1-3 business day VALID
YD/T 1709-2007 Technical Requirements for Pseudo-Wire Emulation Edge-to-Edge via email in VALID please email coc@codeofchina.com for quotation
T/CEMIA 008-2018 (USD) via email in 1-3 business day VALID
SJ/T 11116-1997 Generic specification for optical fibre preform (USD) via email in 1 business day VALID
GB/T 9771.5-2000 The series of single-mode optical fibres for telecommunication Part 5:Characteristics of a non-zero dispersion shifted single-mode optical fibre (USD) via email in 1-3 business day ABOLISHED
GB/T 16850.1-1997 Basic specification for optical fibre amplifier test methods—Part 1: Test methods for gain parameters via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
YD/T 2289.4-2017 Cable for wireless remote radio unit Part4:Pre-terminated cable assemblies via email in VALID please email coc@codeofchina.com for quotation
SJ 51427/11-2007 via email in VALID please email coc@codeofchina.com for quotation
GB/T 15972.55-2009 Specifications for optical fibre test methods—Part 55:Measurement methods and test procedures for environmental characteristics—Hydrogen aging (USD) via email in 1-3 business day VALID
GB/T 15972.52-2008 Specifications for optical fibre test methods - Part 52: Measurement methods and test procedures for environmental characteristics - Change of temperature (USD) via email in 1-3 business day VALID
YD/T 981.2-2009 Optical Fiber Ribbon Cables for Access Network Part 2:Central Loose Tube Type (USD) via email in 1-3 business day VALID
GB/T 15972.46-2008 Specifications for optical fibre test methods - Part 46: Measurement methods and test procedures for transmission and optical characteristics - Monitoring of changes in optical transmittance (USD) via email in 1-3 business day VALID
GB/T 9771.3-2000 The series of single-mode optical fibres for telecommunication Part 3:Characteristics of an extended wavelength band dispersion unshifted single-mode optical fibre via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 15972.47-2008 Specifications for optical fibre test methods - Part 47: Measurement methods and test procedures for transmission and optical characteristics - Macrobending loss (USD) via email in 1-3 business day VALID
GB/T 15972.51-2008 Specifications for optical fibre test methods - Part 51: Measurement methods and test procedures for environmental characteristics - Dry heat (USD) via email in 1-3 business day VALID
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