GB/T 42248-2022 (English Version) PDF

Standard No.: GB/T 42248-2022
Language: Chinese, Available in English version
Release Date: 2022
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 42248-2022

Scope: This document describes a method for the determination of iodine and bromine in soil and water sediments by semi-melting-inductively coupled plasma mass spectrometry. This document is applicable to the determination of iodine and bromine content in soil and water system sediments with the following determination range and method detection limit: --- method detection limit, iodine is 0.11μg/g, bromine is 0.2μg/g;

GB/T 42248-2022 Referenced Document

GB/T 14505-2010 Method for chemical analysis of rocks and ores.General rules and regulations
GB/T 14506.1 Methods for chemical analysis of silicate rocks.Part 1:Determination of hygroscopic water content
GB/T 33087 Ultra pure water for instrumental analysis specification and test methods
GB/T 6041 General rules for mass spectrometric analysis
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 6379.4 Accuracy(trueness and precision) of measurement methods and results-Part 4:Basic methods for the determination of the trueness of a standard measurement method
GB/T 6682 Water for analytical laboratory use.Specification and test methods
JJF 1159 Calibration Specification for Quadrupole Inductively Coupled Plasma Mass Spectrometers

2022 GB/T 42248-2022 Soil and stream sediment—Determination of iodine and bromine content—Decomposition by sintering inductively coupled plasma mass spectrometry