GB/T 24227-2009

Active

Chromium ores and concentrates - Determination of silicon content - Spectrophotometric method and gravimetric method

铬矿石和铬精矿 硅含量的测定 分光光度法和重量法

Standard Type
GBT
ICS
73.060.30
CCS
D33
Status
Active
Issue Date
2009-07-15
Implementation
2010-04-01
Centralized Committee
中国钢铁工业协会
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies spectrophotometric and gravimetric methods for determining silicon content in chromium ores and concentrates. It is applied in the mining and metallurgical industries for quality control and trade of chromium raw materials, particularly for assessing ore grade and processing suitability. The methods are used in laboratory testing contexts to ensure accurate silicon measurement, which impacts smelting efficiency and product specifications.

Related Standards

GB/T 1819.1-2004 Methods for chemical analysisof tin concentrates--Determination of water content--The weighing 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 1819.11-2004 Methods for chemical analysis of tin concentrates--Determination of aluminum oxide content--The chromazuzol S spectrophotometric 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 1819.3-2004 Methods for chemical analysis of tin concentrates--Determination of iron content--The cerium sulfate titrimetric method GB/T 1819.12-2004 Methods for chemical analysis of tin concentrates--Determination of silicon dioxide content--The silicomolybdenum blue spectrophotometric method GB/T 1819.4-2004 Methodsfor chemical analysis of tin concentrates--Determination of lead content--Flameatomic absorption spectrometric method and EDTA titrimetric 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.