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GB/T 20975.13-2008
Methods for chemical analysis of aluminium and aluminium alloys - Part 13：Determination of vanadium content N-benzoyl-Nphenylhydroxylamine spectrophotometric method
GB/T 20975.10-2008
Methods for chemical analysis of aluminium and aluminium alloys - Part 10：Determination of tin content
GB/T 14849.3-2007
Methods for chemical analysis of silicon metal - Part 3：Determination of calcium content
GB/T 14849.2-2007
Methods for chemical analysis of silicon metal - Part 2：Determination of aluminum content - Chrome azurol S spectrophotometric method
GB/T 14849.1-2007
Methods for chemical analysis of silicon metal - Part 1： Determination of iron content - 1,10-phenanthrolion spectrophotometric method
GB/T 20975.2-2007
Chemical analysis methods of aluminium and aluminium alloys - Part 2：Determination of arsenic content molybdenum blue spectrophotometric method
GB/T 20975.1-2007
Chemical analysis methods of aluminium and aluminium alloys - Part 1：Determination of mercury content - Cold atomic absorption spectrometric method
GB/T 3199-2007
Wrought aluminium and aluminium alloy products - Packing,marking,transporting and storing
GB/T 4949-2007
Chemical analysis methods for sacrificial anodes of Al-Zn-In system alloy
GB/T 20659-2006
Petroleum and natural gas industries - Aluminium alloy drill pipe
GB/T 13586-2006
Aluminum and aluminum alloys scraps
GB/T 5150-2004
Aluminium-magnesium alloy powder
GB/T 6609.28-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of the fine particle size distribution(less than 60μm)--Method using electroformed sieves
GB/T 6609.12-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of zinc oxide content--Flame atomic absorption spectrophotometricmethod
GB/T 6609.13-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of calcium oxide content--Flame atomic absorption spectrophotometric method
GB/T 6609.11-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of manganous oxide content--Flame atomic absorption spectrophotometric method
GB/T 6609.29-2004
Chemical analysismethods and determination of physical performance of alumina--Determination of an absorption index
GB/T 6609.26-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of absolute density--Pycnometer method
GB/T 6609.22-2004
Chemical analysis methods and determination of physical performance of alumina--Sampling
GB/T 6609.9-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of cupric oxide content--2，9-Dimethyl-1，10 phenanthroline photometric method