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GB/T 23273.8-2009
Methods for chemical analysis of cobalt oxalate - Part 8: Determination of nicke，copper，iron，zinc，aluminium，manganese, lead，arsenic，calcium，magnesium and sodium content - Inductively coupled plasma atomic emission spectrometry
GB/T 23273.7-2009
Methods for chemical analysis of cobalt oxalate - Part 7: Determination of sulfate ion content - Combusition - Iodimetry
GB/T 23273.6-2009
Methods for chemical analysis of cobalt oxalate - Part 6: Determination of chlorine ion content - Ion selective electrode method
GB/T 23273.5-2009
Methods for chemical analysis of cobalt oxalate - Part 5: Determination of calcium，magnesium and sodium content - Flame atomic absorption spectrometry
GB/T 23273.4-2009
Methods for chemical analysis of cobalt oxalate - Part 4: Determination of silicon content - Molybdenum blue spectrophotometry
GB/T 23273.3-2009
Methods for chemical analysis of cobalt oxatate - Part 3: Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry
GB/T 23273.2-2009
Methods for chemical analysis of cobalt oxalate - Part 2: Determination of lead content - Electrothermal atomic absorption spectrometry
GB/T 23273.1-2009
Methods for chemical analysis of cobalt oxalate - Part 1: Determination of cobalt content - Potentiometric titration method
GB/T 22668-2008
Potassium fluotitanate
GB/T 22667-2008
Potassium fluoborade
GB/T 22666-2008
Lithium fluoride
GB/T 22649-2008
Aluminium and aluminium alloys foil for semi-rigid container
GB/T 22648-2008
Aluminium and aluminium alloys foil for soft tube
GB/T 22647-2008
Aluminium and aluminium alloys foil for flexible packaging
GB/T 22646-2008
Aluminium alloys foil for beer label
GB/T 22645-2008
Aluminium and aluminium alloys foil for PTP
GB/T 22644-2008
Aluminium and aluminium alloys foil for cardboard
GB/T 22643-2008
Refined aluminum wire
GB/T 22642-2008
Aluminum foil for electronic and power capacitor
GB/T 22641-2008
Wrought aluminium alloys sheet and plate for ships