过氧化氢液、EDTA、次氯酸钠用于根管冲洗常用浓度为

  • A: 30%,0.5%-5.25%,17%
  • B: 30%,2%-5.25%,17%
  • C: 3%,0.5%-5.25%,17%
  • D: 3%,2%-5.25%,7%
  • E: 3%,0.5%-5.25%,7%

答案:

解析: