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YD/T 3248.1-2017 Installation performance test methods for telecommunication optical fibre cables Part 1:Microduct inner clearance verification via email in VALID please email coc@codeofchina.com for quotation
YD/T 629.1-1993 60 (USD) via email in 1-3 business day VALID
YD/T 1343-2005 Technical specification for neighbor discovery protocol in IPv6 615 (USD) via email in 1-5 business day VALID
YD/T 1460.2-2006 Telecommunication microduct optical fibre cables and fibre units for installation by blowing Part 2:Outer protective ducts via email in VALID please email coc@codeofchina.com for quotation
GB 7425.1-1987 30 (USD) via email in 1-3 business day ABOLISHED
YD/T 3250-2017 Intelligent optical distribution network-Optical fiber connector via email in VALID please email coc@codeofchina.com for quotation
YD/T 1118.2-2001 Secondary coating materials used for optical fiber Part 2:Modified propylene resin 120 (USD) via email in 1-3 business day ABOLISHED
YD/T 827-1996 210 (USD) via email in 1-3 business day
YD/T 1351-2005 Technical requirement and test methods of optical transceiver module for coarse wavelength division multiplexing system 270 (USD) via email in 1-3 business day ABOLISHED
YD/T 701-1993 225 (USD) via email in 1-3 business day VALID
YD/T 3251.6-2017 Passive device for signal distributing system of mobile communications Part 6:Load via email in VALID please email coc@codeofchina.com for quotation
YD/T 877-1996 135 (USD) via email in 1-3 business day VALID
YD/T 603-1996 180 (USD) via email in 1-3 business day
YD/T 1814.5-2017 Remote management for broadband customer network based on public telecommunication network--Part5:Parameter profiles for customer terminal equipment via email in VALID please email coc@codeofchina.com for quotation
YDN 028-1997 870 (USD) via email in 1-8 business day VALID
YD/T 1610-2007 Testing Methods for IPv6 Routing Protocl—Intermediate system to Intermediate system intra-domain routing exchange protocol(IS-IS) via email in VALID please email coc@codeofchina.com for quotation
YD/T 654-1994 195 (USD) via email in 1-3 business day
YD/T 1112-2001 Performance Specification of Optical Fiber Amplifiers for Multichannel Applications 225 (USD) via email in 1-3 business day VALID
YD/T 1327-2004 Technical requirements and testing methods of Coarse Wavelength Division Multiplexer (CWDM)/Demultiplexer 240 (USD) via email in 1-3 business day VALID
YD/T 1182-2002 Technical Conditions of The 2.5Gb/s Nominal Central Wavelength Optical Transmitter Modules Used in DWDM System 195 (USD) via email in 1-3 business day VALID
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