Standards

XB/T 222-2020 Active

XB/T 222-2020 cerium(iii) hydroxide

This standard applies to cerium hydroxide produced by chemical methods using cerium compounds as raw materials, which is mainly used in the production of automotive exhaust purification catalysts, high-end electronic grinding materials, and the synthesis of cerium ammonium nitrate, etc.

Publish Date: 2020-12-09

XB/T 625-2020 Active

XB/T 625-2020 The Chemical Analysis Method for Rare Earth Composite Yttrium Zirconate Ceramic Materials (XB/T 625-2020) - Determination of Titania, Alumina, Sodium Oxide, and Iron Oxide Content

This standard is applicable to the determination of the content of titanium oxide, aluminum oxide, sodium oxide, and iron oxide in rare earth composite yttrium zirconium ceramic materials.

Publish Date: 2020-12-09

XB/T 628-2020 Active

XB/T 628-2020 The Determination of Trace Element Content in High Purity Rare Earth Metals Using Glow Discharge Mass Spectrometry

This standard is applicable to the determination of 73 trace elements in high-purity rare earth metals such as lanthanum, terbium, dysprosium, holmium, erbium, ytterbium, and yttrium.

Publish Date: 2020-12-09

XB/T 515-2020 Active

XB/T 515-2020 Scandium aluminum alloy target material

This standard applies to scandium-aluminum alloy targets produced by casting, which are mainly used in semiconductor and optoelectronics fields.

Publish Date: 2020-12-09

XB/T 514-2020 Active

XB/T 514-2020 Scandium stabilized zirconia composite powder

This standard applies to scandium-stabilized zirconia composite powders produced by chemical methods, which are used in solid oxide fuel cell electrolyte materials and other applications.

Publish Date: 2020-12-09

XB/T 513-2020 Active

XB/T 513-2020 Superfine Dysprosium Oxide Powder

This standard applies to ultra-fine dysprosium oxide powder with an average particle size of no more than 1 μm, which is produced by chemical methods and used in the preparation of high-end electronic ceramic materials, magneto-optical storage materials, and phosphor activators, among others.

Publish Date: 2020-12-09

XB/T 511-2020 Active

XB/T 511-2020 The oxide yttrium powder used for thermal spraying

This standard applies to yttrium oxide powders for thermal spraying obtained by methods such as spray drying (sintering), and is used in thermal spraying processes such as atmospheric plasma, low-pressure plasma, high-energy plasma, and supersonic flame. The products can be used in aerospace, aviation, electronics, nuclear industry, and other fields.

Publish Date: 2020-12-09

XB/T 512-2020 Active

XB/T 512-2020 XBT/T 512-2020 Dysprosium and Terbium Metal Targets。

This standard applies to dysprosium and terbium metal targets produced by vacuum metallurgy, which are mainly used in the preparation of NdFeB magnetron sputtering coatings and other applications.

Publish Date: 2020-12-09

XB/T 501-2020 Active

XB/T 501-2020 Lanthanum Hexaboride

This standard applies to lanthanum hexaboride powders prepared by methods such as reducing lanthanum oxide with boron carbide (or pure boron), and lanthanum hexaboride prepared by hot pressing and arc welding. It is mainly used in cathode emission materials and applied in fields such as electron microscopy, electron beam welding, and discharge tubes.

Publish Date: 2020-12-09

XB/T 303-2020 Active

XB/T 303-2020 Highly pure ytterbium

The standard applies to high-purity ytterbium metal obtained by vacuum reduction-distillation, vacuum distillation, or sublimation. It is mainly used in the production of rare earth gate dielectric materials, display materials, superconducting materials, piezoelectric materials, protective materials, and explosive materials, etc.

Publish Date: 2020-12-09

XB/T 626-2019 Active

XB/T 626-2019 Method for Chemical Analysis of Lanthanide-rich Fluxes - Determination of the Oxide Partitioning of 15 Rare Earth Elements by Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES)

This standard is applicable to the determination of the distribution of fifteen rare earth element oxides in thulium-yttrium-luteoxide concentrates, thulium-yttrium-lute carbonate concentrates, and thulium-yttrium-lute liquid concentrates.

Publish Date: 2019-08-02

XB/T 612.2-2019 Active

XB/T 612.2-2019 Nebula magnet scrap chemical analysis method Part 2: Determination of the distribution of fifteen rare earth elements oxides by inductively coupled plasma atomic emission spectroscopy

This section is applicable to the determination of the distribution of the fifteen rare earth element oxides in NdFeB waste materials.

Publish Date: 2019-08-02