GB/T 41456-2022
Nanotechnologies—Determination of the concentration of nanometer titanium dioxide airborne dust in workplace—Spectrophotometry method (English Version)
- Standard No.
- GB/T 41456-2022
- Language
- Chinese, Available in English version
- Release Date
- 2022
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 41456-2022
- Scope
- This document specifies the method for measuring the concentration of nano-titanium dioxide dust in the air of the production environment by spectrophotometry, including sample collection and processing, testing, data processing, and result calculation. This document applies to the use of spectrophotometers to detect the concentration of nano-titanium dioxide dust collected by wet methods. For the determination of the concentration of nano-titanium dioxide in other ambient air, please refer to this document.
GB/T 41456-2022 Referenced Document
- GB/T 30544.4 Nanotechnologies—Vocabulary—Part 4: Nanostructured materials
- JJG 880 Verification Regulation of Turbidimeters
GB/T 41456-2022 history
- 2022 GB/T 41456-2022 Nanotechnologies—Determination of the concentration of nanometer titanium dioxide airborne dust in workplace—Spectrophotometry method
