1. Division of Chemical Metrology and Analytical Science, National Institute of Metrology, Beijing 100029, People’s Republic of China
2. College of Chemistry, Beijing University of Chemical Technology, Beijing 100029, People’s Republic of China
3. Guobiao (Beijing) Testing & Certification Co., Ltd., Beijing 100088, People’s Republic of China
4. Centre of Environment Metrology, National Institute of Metrology, Beijing 100029, People’s Republic of China
5. Bruker (Beijing) Scientific Technology, Beijing 100192, People’s Republic of China