用于冲洗智齿冠周炎的过氧化氢溶液的浓度是A. 0.05%?0.12%B. 0.1%?0.3%C.

用于冲洗智齿冠周炎的过氧化氢溶液的浓度是

A. 0.05%?0.12%

B. 0.1%?0.3%

C. 0.3%?0.5%

D. 1% ?3%

E. 5%?10%