GB/T 223.81-2007 Iron,steel and alloy-Determination of total aluminum and total aluminum and total boron contents-Microwave digestion-inductively coupled plasma mass spectrometric method (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 223.81-2007
Scope
This part of GB/T 223 specifies the determination of total aluminum and total boron in steel and alloys by microwave digestion-inductively coupled plasma mass spectrometry. This method is applicable to the determination of total aluminum and total boron in steel and alloys. Total aluminum Determination of mass fraction range: 0.000 5% to 0.10%; determination of total boron mass fraction range: 0.000 2% to 0.10%
GB/T 223.81-2007 Referenced Document
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
ISO 8655-2:2002 Piston-operated volumetric apparatus - Part 2: Piston pipettes
GB/T 223.81-2007 history
2007GB/T 223.81-2007 Iron,steel and alloy-Determination of total aluminum and total aluminum and total boron contents-Microwave digestion-inductively coupled plasma mass spectrometric method