GB/T 6730.25-2021

Active

Iron ores—Determination of total rare earth contents—Oxalate gravimetric method

铁矿石 稀土总量的测定 草酸盐重量法

Standard Type
GBT
ICS
73.060.10
CCS
D31
Status
Active
Issue Date
2021-12-31
Implementation
2022-07-01
Centralized Committee
中国钢铁工业协会
Issuing Authority
国家市场监督管理总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies the oxalate gravimetric method for determining the total rare earth element content in iron ores. It is applied in the mining and mineral processing industries for quality control and resource evaluation of iron ore deposits, particularly those containing rare earth elements. The method is used in laboratory testing to ensure accurate measurement of rare earth concentrations for trade, beneficiation, and metallurgical processes.

Related Standards

GB/T 1819.1-2004 Methods for chemical analysisof tin concentrates--Determination of water content--The weighing method GB/T 1819.11-2004 Methods for chemical analysis of tin concentrates--Determination of aluminum oxide content--The chromazuzol S spectrophotometric method GB/T 1819.10-2004 Methods for chemical analysis of tin concentrates--Determination of sulphur content--The high frequency infrared absorption method and the combustion potassium iodate titrimetric method GB/T 1819.5-2004 Methods for chemical analysis of tin concentrates--Determination of arsenic content--The molybdoantimonyarsenate blue spectrophotometric method and the distillation-iodimetric titrimetric method GB/T 1819.7-2004 Methods for chemical analysis of tin concentrates--Determination of bismuth content--Flame atomicabsorption spectrometric method GB/T 1819.4-2004 Methodsfor chemical analysis of tin concentrates--Determination of lead content--Flameatomic absorption spectrometric method and EDTA titrimetric method GB/T 1819.2-2004 Methods for chemical analysis of tin concentrates--Determination of tin content--The potassium iodate titrimetric method GB/T 1819.12-2004 Methods for chemical analysis of tin concentrates--Determination of silicon dioxide content--The silicomolybdenum blue spectrophotometric method
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.