Obychnye khimikaty
2026-07-19
2,3-二кислорода-1,2,3,4-四водорода喹喔啉-6-羧кислота
2,3-dioxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid
2,3-dioxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid 98%