GB/T 38397-2019 stipulates the use of gas chromatograph-mass spectrometry and thermogravimetric analysis to determine the component content of coal tar, and clarifies the test principle, operation process and result calculation method. This standard is suitable for the detection of coal tar component content, providing a unified technical basis for Product Research & Development, production quality control and performance evaluation, and ensuring the accuracy and conformity of the test data.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | G18 | ICS | 71.080 |
| Release Date | 2019-12-31 00:00:00 | Implementation Date | 2020-07-01 00:00:00 |