2,3-二苯基喹喔啉 1,4-二氧化物

2,3-二苯基喹喔啉 1,4-二氧化物

4-oxido-2,3-diphenylquinoxalin-1-ium 1-oxide

5227-56-5

C20H14N2O2

314.33700

50.92000

5.03080

314.10600

2933990090

2933990090. Heterocyclic compounds with nitrogen hetero-atom(s) only

品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%