GB/T 6730.12-2016
Iron ores—Determination of aluminum content—Chrome azurol S spectrophotometric method (English Version)

Standard No.

GB/T 6730.12-2016

Language

Chinese, Available in English version

Release Date

2016

Published By

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

Latest

GB/T 6730.12-2016

Replace

GB/T 6730.12-1986

Scope

This part of GB/T 6730 specifies the determination of aluminum content by chrome azure S spectrophotometry. This part is applicable to the determination of aluminum content in iron ore, iron concentrate, sinter and pellets, determination range (mass fraction): 0.050%~2.50%.

GB/T 6730.12-2016 Referenced Document

• GB/T 10322.1 Iron ore sampling and sample preparation methods*， 2023-08-06 Update
• GB/T 12806 Laboratory glassware.One-mark volumetric flasks
• GB/T 12807 Laboratory glassware一Graduated pipettes*， 2021-05-21 Update
• GB/T 12808 Laboratory glass instrument single marked line pipette
• GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
• GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
• GB/T 6682 Water for analytical laboratory use.Specification and test methods
• GB/T 6730.1 Iron ores.Preparation of predried test samples for chemical analysis
• GB/T 7729 Chemical analysis of metallurgical products—General rule for spectrophotometric methods*， 2021-08-20 Update
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

GB/T 6730.12-2016 history

• 2016 GB/T 6730.12-2016 Iron ores—Determination of aluminum content—Chrome azurol S spectrophotometric method
• 1986 GB/T 6730.12-1986 Methods for chemical analysis of iron ores--The chrome azurol S photometric method for the determination of aluminum content
• 0000 GB 1365-1978

GB/T 6730.12-2016 -All Parts