Approval and publicity of 8 rare earth industry standards such as erbium fluoride and terbium fluoride

1 

XB/T 240-2023

Erbium fluoride

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of erbium fluoride.

This document is applicable to erbium fluoride prepared by chemical method for the production of metal erbium, erbium alloy, optical fiber doping, laser crystal and catalyst.

2 

XB/T 241-2023

Terbium fluoride

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of terbium fluoride.

This document is applicable to terbium fluoride prepared by chemical method, mainly used for preparing terbium metal and terbium-containing alloys.

3 

XB/T 242-2023

Lanthanum cerium fluoride

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of lanthanum cerium fluoride products.

This document is applicable to lanthanum cerium fluoride prepared by chemical method, mainly used in metallurgy and chemical industry, special alloys, preparation of lanthanum cerium metal and its alloys, additives, etc.

4 

XB/T 243-2023

Lanthanum cerium chloride

This document specifies the classification, technical requirements, test methods, inspection rules, packaging, marking, transportation, storage and accompanying documents of lanthanum cerium chloride.

This document is applicable to the solid and liquid products of lanthanum cerium chloride prepared by chemical method with rare earth minerals as raw materials for the production of petroleum cracking catalysts, rare earth polishing powder and other rare earth products.

5 

XB/T 304-2023

High purity metal lanthanum

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of high-purity metallic lanthanum.

This document is applicable to high-purity metallic lanthanum. prepared by vacuum refining, electrolytic refining, zone melting and other purification methods, and is mainly used for producing metallic lanthanum targets, hydrogen storage materials, etc.

6 

XB/T 305-2023

High purity yttrium metal

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of high-purity metallic yttrium.

This document is applicable to high-purity metallic yttrium prepared by purification methods such as vacuum refining, vacuum distillation and regional melting, and is mainly used to produce high-purity metallic yttrium targets and their alloy targets, special alloy materials and coating materials.

7 

XB/T 523-2023

Ultrafine cerium oxide powder

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of ultrafine cerium oxidepowder.

This document is applicable to ultrafine cerium oxide powder with apparent average particle size not greater than 1 μm prepared by chemical method, which is used in catalytic materials, polishing materials, ultraviolet shielding materials and other fields.

8 

XB/T 524-2023

High purity metallic yttrium target

This document specifies the classification, technical requirements, test methods, inspection rules, marks, packaging, transportation, storage and accompanying documents of high-purity metallic yttrium targets.

This document is applicable to high-purity metallic yttrium targets prepared by vacuum casting and powder metallurgy, and is mainly used in the fields of electronic information, coating and display.