XB/T 628-2020 Active Industry standards-Rare earths

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

Publish Date: 2020-12-09 Implement Date: 2021-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: XB/T 628-2020

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for rare metals and their alloys

ICS Name: Chemical analysis of metal materials

Publish Date: 2020-12-09

Implement Date: 2021-04-01

Scope

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.

Development Information

Related Standards

GB/T 2596-1981 Abolished

GB/T 2596-1981 Tungsten powder and tungsten carbide powder—Determination of specific surface product (average grainine- ss—Simplified nitrogen absorption method

Publish Date: 1981-06-07

GB/T 3249-1982 Replaced

GB/T 3249-1982 Standard method for determination of particle size of powders of refractory metals and compounds—Fisher method

Publish Date: 1982-06-21

GB/T 3488-1983 Replaced

GB/T 3488-1983 Hardmetals—metallographic determination of microstructure

Publish Date: 1983-02-21

GB/T 3489-1983 Replaced

GB/T 3489-1983 Hardmetals—Metallographic determination of porosity and uncombined carbon

Publish Date: 1983-02-21

GB/T 3651-1983 Replaced

GB/T 3651-1983 Measuring method for thermal conductivity of metal at high temperature

Publish Date: 1983-05-02

GB/T 4059-1983 Replaced

GB/T 4059-1983 Polycrystalline silicon—Examination method—Zone-melting on phosphorus under controlled atmosphere

Publish Date: 1983-12-20