GB/T 6150.13-2008
AbolishedMethods for chemical analysis of tungsten concentrates - Determination of arsenic content - Hydride reduction atomic absorption spectrometry and the silver diethyldithiocarbamate(DDTC-Ag) photometry
钨精矿化学分析方法 砷量的测定 氢化物原子吸收光谱法和DDTC－Ag分光光度法
Application Summary AI generated
This standard specifies two methods for determining arsenic content in tungsten concentrates: hydride reduction atomic absorption spectrometry and DDTC-Ag photometry. It is applied in the metallurgical industry for quality control and chemical analysis of tungsten ores and concentrates, ensuring arsenic levels meet regulatory and processing requirements. The standard is used by mining laboratories, metal refineries, and inspection agencies during raw material evaluation and product certification.
Related Standards
GB/T 5153-2003
Designation and composition of wrought magnesium and magnesium alloys
GB/T 12690.4-2003
Chemical analysis methods for non-rare earth impurities ofrare earth metals and their oxides--Determination of oxygen and nitrogen content--Impulse-infrared and impulse-thermal conductance absorption method
GB/T 12690.11-2003
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of magnesium content--Flame atomic absorptionspectrometric method
GB/T 12690.12-2003
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of thorium content--Arsenazo III spectrophotometric method and inductively coupled plasma mass spectrum method
GB/T 12690.10-2003
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of phosphorus content by molybdenum blue spectrophotometric method
GB/T 12690.13-2003
Chemical analysis methods for non-rareearth impurities of rare earth metals and their oxides--Determination of molybdenum and tungsten content--Induct-ively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum
GB/T 12690.5-2003
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of Al、Cr、Mn、Fe、Co、Ni、Cu、Zn、Pb content by inductively coupled plasma atomic emission spectrographic method--Determination of Co、Mn、Pb、N
GB/T 12690.6-2003
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of iron content--Kalium thiocyanate，1，10-phenanthroline 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.