Browse Standards
Found: 225892 — page 3281 of 4707
Valid
YD/T 1533.2-2006 — Technical Requirements of Multimedia Message Service Based on Fixed Network. Part 2: Multimedia Message Service Interface
National·Recommended
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$620.0035 pages
Valid
YD/T 1534-2006 — Information Security Technical Requirements and Testing Methods for SPC Exchange
National·Recommended
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$345.0017 pages
Valid
YD/T 1535-2006 — Technical Requirements of Equipment Security for PSTN. Calling Number Information
National·Recommended
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$225.0013 pages
Superseded
YD/T 1537-2006 — Generic Requirements for Telecommunications System Outdoor Cabinets
National·Recommended
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$255.00PDF
Superseded
YD/T 1538-2006 — Technical Requirements and Testing Methods for Acoustics Performance of Digital Mobile Terminal
National·Recommended
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$360.00PDF
Valid
YD/T 1539-2006 — Technical Requirements and Testing Methods for Reliability of Mobile Telecommunication Handset
National·Recommended
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$155.0012 pages
Superseded
YD/T 1540-2006 — Testing Methods for Overvoltages and Overcurrents Resistibility of Telecommunication Equipments
National·Recommended
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$620.00PDF
Valid
YD/T 1541-2006 — Technical Requirements and Testing Methods for Overvoltage and Overcurrent of IDC Terminations
National·Recommended
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$195.0011 pages
Withdrawn
YD/T 1542-2006 — Technical Requirements and Testing Methods for Surge Protective Devices of Signaling Networks
National·Recommended
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$485.00PDF
Superseded
YD/T 1588.1-2006 — Measurement methods for characteristics of optical fibre cable line. Part 1: Link attenuation
National·Recommended
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$255.00PDF
Superseded
YD/T 1588.2-2006 — Measurement methods for characteristics of optical fibre cable line. Part 2: Optical fibre splice loss
National·Recommended
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$195.00PDF
Valid
YD/T 1589-2006 — The Test Methods for Interworking Gateway in Point to Point Short Message Interworking
National·Recommended
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$435.0021 pages
Valid
YD/T 1590-2006 — The Technical Requirement of Echo and Echo Control for Inter. Public Telecom Network
National·Recommended
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$195.009 pages
Valid
YD/T 1591-2006 — Mobile handset chargers and interface requirements and test methods
National·Recommended
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$205.0039 pages
Valid
YD/T 589-2006 — Basic Requirement of Transmission Impairment Tolerance for Group 3 Document Facsimile on the Telephone Network
National·Recommended
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$145.007 pages
Superseded
YD/T 637-2006 — DC-DC Conversion Equipment for Telecommunication
National·Recommended
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$135.00PDF
Valid
YD/T 718-2006 — Technical Requirements and Measuring Methods of Telegraphone
National·Recommended
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$175.0011 pages
Valid
YD/T 777-2006 — Inversion equipment for telecommunications
National·Recommended
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$125.0030 pages
Superseded
YD/T 778-2006 — Optical fiber distribution frames
National·Recommended
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$195.00PDF
Valid
YD/T 789-2006 — Technical Requirements and Measuring Methods of Hands-Free Telephone Sets
National·Recommended
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$225.0011 pages
Valid
YD/T 992-2006 — Technical Requirements and Testing methods of Telephone Additional functions
National·Recommended
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$135.007 pages
Superseded
YD/T 993-2006 — The technical requirements and test methods of overvoltages and overcurrents resistibility for telecommunication terminal equipment
National·Recommended
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$435.00PDF
Valid
YDN 138-2006 — Technical Requirements of Internet Parental Control Software Based on PC
National·Mandatory
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$145.008 pages
Valid
YDN 139-2006 — Test Methods of Internet Parental Control Software Based on PC
National·Mandatory
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$800.0040 pages
Superseded
YS/T 208-2006 — Palladium alloy foils for purifying hydrogen
National·Recommended
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$105.00PDF
Superseded
YS/T 273.1-2006 — Chemical analysis methods and physical properties of cryolite. Part 1: Determination of moisture content by gravimetric method
National·Recommended
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$55.00PDF
Valid
YS/T 273.10-2006 — Chemical analysis methods and physical properties of cryolite. Part 10: Determination of alumina content by gravimetric method
National·Recommended
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$55.007 pages
Superseded
YS/T 273.11-2006 — Chemical analysis methods and physical properties of cryolite. Part 11: Determination of sulphur content by X-ray fluorescence spectrometric method
National·Recommended
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$90.00PDF
Valid
YS/T 273.12-2006 — Chemical analysis methods and physical properties of cryolite. Part 12: The atomic absorption spectrophotometric method for the determination of calcium oxide content
National·Recommended
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$70.009 pages
Valid
YS/T 273.13-2006 — Chemical analysis methods and physical properties of cryolite. Part 13: Preparation and storage of test samples
National·Recommended
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$55.006 pages
Valid
YS/T 273.2-2006 — Chemical analysis methods and physical properties of cryolite. Part 2: Determination of ignition loss
National·Recommended
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$90.007 pages
Superseded
YS/T 273.3-2006 — Chemical analysis methods and physical properties of cryolite. Part 3: Determination of fluoride content by distillation-thorium nitrate titration
National·Recommended
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$85.00PDF
Superseded
YS/T 273.4-2006 — Chemical analysis methods and physical properties of cryolite. Part 4: Determination of aluminium by the EDTA volumetric method
National·Recommended
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$70.00PDF
Valid
YS/T 273.5-2006 — Chemical analysis methods and physical properties of cryolite. Part 5: Determination of sodium by flame atomic absorption spectrometric method
National·Recommended
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$85.008 pages
Superseded
YS/T 273.6-2006 — Chemical analysis methods and physical properties of cryolite. Part 6: Determination of silica content by the molybdenum blue photometric
National·Recommended
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$85.00PDF
Superseded
YS/T 273.7-2006 — Chemical analysis methods and physical properties of cryolite. Part 7: Determination of iron content by orthophenantholine photometric method
National·Recommended
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$70.00PDF
Superseded
YS/T 273.8-2006 — Chemical analysis methods and physical properties of cryolite. Part 8: Determination of sulphate content by barium sulphate gravimetric method
National·Recommended
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$70.00PDF
Superseded
YS/T 273.9-2006 — Chemical analysis methods and physical properties of cryolite. Part 9: Determination of phosphorous pentoxide by molybdenum blue photometric method
National·Recommended
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$85.00PDF
Valid
YS/T 341.1-2006 — Methods for chemical analysis of nickel concentrates. Determination of nickel content - Dimethylglyoxime precipitate separation. EDTA titration method
National·Recommended
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$55.004 pages
Superseded
YS/T 341.2-2006 — Methods for chemical analysis of nickel concentrates. Determination of copper content. Flame atomic absorption spectrometric method
National·Recommended
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$130.00PDF
Valid
YS/T 341.3-2006 — Methods for chemical analysis of nickel concentrates. Determination of magnesia content. EDTA-titration method
National·Recommended
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$55.004 pages
Valid
YS/T 361-2006 — Determination of trace impurities in purity platinum by atomic emission spectrometric
National·Recommended
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$55.004 pages
Valid
YS/T 362-2006 — Determination of trace impurities in purity palladium by atomic emission spectrometric
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$55.004 pages
Valid
YS/T 363-2006 — Determination of trace impurities in purity rhodium by atomic emission spectrometric
National·Recommended
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$55.004 pages
Valid
YS/T 364-2006 — Determination of trace impurities in purity iridium by atomic emission spectrometric
National·Recommended
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$55.004 pages
Valid
YS/T 365-2006 — Determination of trace impurities in high purity platinum by atomic emission spectrometric
National·Recommended
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$55.004 pages
Valid
YS/T 366-2006 — Test method for thermoelectricity force of precious and their alloys pair up with copper
National·Recommended
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$90.007 pages
Superseded
YS/T 370-2006 — Precious metals and alloys. Preparation method for metallographic samples
National·Recommended
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$249.00PDF