GB/T 18898.2-2025 Erbium-doped fiber-amplifier—Part 2:L-band erbium-doped fiber-amplifier

GB/T 18898.2-2008 Erbium-doped fiber amplifier—L-band Erbium-doped fiber amplifier

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB 7247.1-2001 Safety of laser products—Part 1:Equipment classification, requirements and user's guide GB 7247.1-2012 Safety of laser products—Part 1:Equipment classification and requirements GB/T 7247.1-2024 Safety of laser products—Part1:Equipment classification and requirements GB/T 9254.1-2021 Information technology equipment,multimedia equipment and receivers—Electromagnetic compatibility—Part 1:Emission requirements GB/T 15972.48-2016 Specifications for optical fibre test methods—Part 48:Measurement methods and test procedures for transmission and optical characteristics—Polarization mode dispersion GB/T 16849-2023 Generic specification of optical amplifier GB/T 16850.1-1997 Basic specification for optical fibre amplifier test methods—Part 1:Test methods for gain parameters GB/T 16850.1-2022 Optical amplifier test methods—Part 1:Power and gain parameters for single-channel optical amplifiers GB/T 16850.3-1999 Basic specification for optical fibre amplifier test methods—Part 3:Test methods for noise figure parameters GB/T 16850.3-2021 Optical amplifiers test methods—Part 3:Noise figure parameters for single-channel amplifiers GB/T 16850.5-2001 Basic specification for optical fibre amplifier test methods—Part 5:Test methods for reflectance parameters GB/T 16850.6-2001 Basic specification for optical fibre amplifier test methods—Part 6:Test methods for pump leakage parameters GB/T 18898.1-2021 Erbium doped fiber amplifier—Part 1:C band erbium doped fiber amplifier GB/T 26572-2011 Requirements of concentration limits for certain restricted substances in electrical and electronic products GB 26572-2025 Requirements for restricted use of hazardous substances in electrical and electronic products GB/T 33768-2017 Reliability test method for optoelectronic devices used in telecommunications GB/T 39560.1-2020 Determination of certain substances in electrical and electronic products—Part 1:Introduction and overview GB/T 39560.2-2020 Determination of certain substances in electrical and electronic products—Part 2:Disassembly,disjointment and mechanical sample preparation GB/T 39560.2-2024 Determination of certain substances in electrical and electronic products—Part 2:Disassembly,disjointment and mechanical sample preparation GB/T 39560.4-2021 Determination of certain substances in electrical and electronic products—Part 4:Mercury in polymers,metals and electronics by CV-AAS,CV-AFS,ICP-OES and ICP-MS GB/T 39560.5-2021 Determination of certain substances in electrical and electronic products—Part 5:Cadmium,lead and chromium in polymers and electronics and cadmium and lead in metals by AAS,AFS,ICP-OES and ICP-MS GB/T 39560.6-2020 Determination of certain substances in electrical and electronic products—Part 6:Polybrominated biphenyls and polybrominated diphenyl ethers in polymers by gas chromatography-mass spectrometry(GC-MS) GB/T 39560.8-2021 Determination of certain substances in electrical and electronic products—Part 8:Phthalates in polymers by gas chromatography-mass spectrometry (GC-MS),gas chromatography-mass spectrometry using a pyrolyzer/thermaldesorption accessory (Py/TD-GC-MS) GB/T 39560.9-2024 Determination of certain substances in electrical and electronic products—Part 9:Hexabromocyclododecane in polymers by gas chromatography-mass spectrometry(GC-MS) GB/T 39560.10-2024 Determination of certain substances in electrical and electronic products—Part 10:Polycyclic aromatic hydrocarbons(PAHs) in polymers and electronics by gas chromatography-mass spectrometry(GC-MS) GB/T 39560.12-2024 Determination of certain substances in electrotechnical products—Part 12:Simultaneous determination of polybrominated biphenyls,polybrominated diphenyl ethers and phthalates in polymers by gas chromatography-mass spectrometry GB/T 39560.301-2020 Determination of certain substances in electrical and electronic products—Part 3-1:Screening lead,mercury,cadmium,total chromium and total bromine by X-ray fluorescence spectrometry GB/T 39560.302-2024 Determination of certain substances in electrical and electronic products—Part 3-2:Screening fluorine,chlorine and bromine in polymer and electronics by combustion-ion chromatography(C-IC) GB/T 39560.303-2024 Determination of certain substances in electrical and electronic products—Part 3-3:Screening polybrominated biphenyls,polybrominated diphenyl ethers and phthalates in polymers by gas chromatography-mass spectrometry using a pyrolyser/thermal desorption accessory(Py/TD-GC-MS) GB/T 39560.701-2020 Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—Presence of hexavalent chromium[Cr(VI)]in colourless and coloured corrosion-protected coatings on metals by the colorimetric method GB/T 39560.702-2021 Determination of certain substances in electrical and electroinic products—Part 7-2:Hexavalent chrome—Determination of hexavalent chrome[Cr(Ⅵ)]in polymers and electronics by the colormetric method SJ/T 11364-2024 The labeling requirements for the restricted use of harmful substances in electrical and electronic products YD/T 1766-2016 Failure criterion for reliability testing of optical transceiver modules used in optical communication IEC 60793-2-50:2025 IEC 61290-10-4 GB/T 15972.48-2026 Specifications for optical fibre test methods—Part 48:Measurement methods and test procedures for transmission characteristics—Polarization mode dispersion