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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YB/T 4934-2021 Hot-rolled seamless steel pipe for hydraulic cylinder{Òë}

    China Metallurgy Industry - YD Standards
    QB/T 5642-2021 Formaldehyde removal liquid for interior decoration{Òë}

    China Light Industry Industry - YD Standards
    QB/T 5637-2021 Oral cleaning and care products Hydroxyapatite for toothpaste{Òë}

    China Light Industry Industry - YD Standards
    YS/T 1503-2021 Hexahydroxyplatinic acid bis(ethanolammonium) solution{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1481-2021 Nickel manganese two element hydroxide{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1467.9-2021 Methods for chemical analysis of hafnium - Part 9: Determination of hydrogen content{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1460-2021 Crude nickel cobalt hydroxide{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1449-2021 Nickel cobalt manganese zirconium composite hydroxide{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1445.5-2021 Methods for chemical analysis of nickel-cobalt-aluminum three-element composite hydroxides-Part 5: Determination of sulfate ion content-Barium sulfate turbidimetric method{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1445.4-2021 Methods for chemical analysis of nickel-cobalt-aluminum tri-element composite hydroxides-Part 4: Determination of chloride ion content-Silver chloride turbidimetric method{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1445.3-2021 Methods for chemical analysis of nickel-cobalt-aluminum three-element composite hydroxides-Part 3: Determination of aluminum, copper, iron, zinc, calcium, magnesium, sodium and manganese content-Inductively coupled plasma atomic emission spectrometry{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1445.2-2021 Methods for chemical analysis of nickel-cobalt-aluminum tri-element composite hydroxides-Part 2: Determination of cobalt content Potentiometric titration method{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1445.1-2021 Methods for chemical analysis of nickel-cobalt-aluminum tri-element composite hydroxides-Part 1: Determination of nickel content-Diacetyl oxime gravimetric method{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1444-2021 Nickel-cobalt-titanium three-element composite hydroxide{Òë}

    China Non-ferrous Metal Industry - YD Standards
    YS/T 1443-2021 Nickel-cobalt two-element composite hydroxide{Òë}

    China Non-ferrous Metal Industry - YD Standards
    HG/T 5930-2021 Chemical reagents Sodium octane sulfonate monohydrate for chromatography{Òë}

    China Chemistry Industry - YD Standards
    HG/T 5929-2021 Chemical reagents Sodium heptanesulfonate monohydrate for chromatography{Òë}

    China Chemistry Industry - YD Standards
    HG/T 3926-2021 Water treatment agent 2-hydroxyphosphonoacetic acid (HPAA){Òë}

    China Chemistry Industry - YD Standards
    HG/T 4133£­2021 Industrial ammonium dihydrogen phosphate{Òë}

    China Chemistry Industry - YD Standards
    HG/T 5916-2021 Photographic chemicals Antifogging agent 2,5-dihydroxy-5-methyl-3-(4-morpholinyl)-2-cyclopenten-1-one{Òë}

    China Chemistry Industry - YD Standards
    JB/T 14204-2021 Earthmoving Machinery Remanufactured Crawler Hydraulic Excavators{Òë}

    China Machinery Industry - YD Standards
    JB/T 14123-2021 Orbital full hydraulic forging manipulator{Òë}

    China Machinery Industry - YD Standards
    JB/T 14121-2021 Cylinder-driven rapid forging hydraulic press{Òë}

    China Machinery Industry - YD Standards
    JB/T 14339-2021 Powerful Multi-Cylinder Hydraulic Cone Crusher{Òë}

    China Machinery Industry - YD Standards
    JB/T 14324-2021 Moving Shaft Multi-Cylinder Hydraulic Cone Crusher{Òë}

    China Machinery Industry - YD Standards
    YD/T 5264-2021 Technical specification for 5G wireless network engineering of digital cellular mobile communication network{Òë}

    China Telecommunication Industry - YD Standards
    YD/T 5263-2021 Technical Specification for 5G Core Network Engineering of Digital Cellular Mobile Communication Network{Òë}

    China Telecommunication Industry - YD Standards
    YD/T 5258-2021 Information and communication network function virtualization (NFV) engineering technical specification{Òë}

    China Telecommunication Industry - YD Standards
    YD/T 5200-2021 Packet Transport Network (PTN) Engineering Specifications{Òë}

    China Telecommunication Industry - YD Standards
    YD/T 5186-2021 Design specification for installation of outdoor cabinets for communication systems{Òë}

    China Telecommunication Industry - YD Standards

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