GB/T 223.31-2008
Iron,steel and alloy.Determination of arsenic content.Distillation-molybdenum blue spectrophotometric method (English Version)

Standard No.

GB/T 223.31-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 223.31-2008

Replace

GB/T 223.31-1994

Scope

WARNING: Personnel applying this standard should have practical experience in formal laboratory work. This section does not address all possible security issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with the conditions stipulated in the relevant national laws and regulations. This part of GB/T 223 specifies the determination of arsenic content by distillation separation-molybdenum blue spectrophotometry. This part applies to the determination of arsenic content in steel and alloys with a mass fraction of 0.0005% to 0.10%.

GB/T 223.31-2008 Referenced Document

• GB/T 20066-2006 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
• 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 1042:1998 Laboratory glassware - One-mark volumetric flasks
• ISO 3696:1987 Water for analytical laboratory use; Specification and test methods
• ISO 385-1:1984 Laboratory glassware; Burettes; Part 1 : General requirements
• ISO 5725-3 Accuracy (trueness and precision) of measurement methods and results — Part 3: Intermediate precision and alternative designs for collaborative studies*， 2023-06-01 Update
• ISO 648:1977 Laboratory glassware; One-mark pipettes

GB/T 223.31-2008 history

• 2008 GB/T 223.31-2008 Iron,steel and alloy.Determination of arsenic content.Distillation-molybdenum blue spectrophotometric method
• 1994 GB/T 223.31-1994 Methods for chemical analysis of iron, steel and alloy.The distillation-molybdenum blue spectrophotometric method for the determination of arsenic content
• 1984 GB 223.31-1984 Methods for chemical analysis of iron,steel and alloy--The distillation-molybdenum blue photometric method for the determination of arsenic content

GB/T 223.31-2008 -All Parts