/
ߡ (Br03) .
(Br03) (10ppb) (25ppb) ..1. .

( )

߿

Br03 O3 .

(ozonolysis) (O3) (O3) .

(O3) Ozonolysis Br .. (Br) (Bro3)

KBrO3 ʡ ɡ . (D.N.A) .

.

Bro3 ϡ (O3) Br03 .

pb 10 0.01/ ѡ pb 0.25 25/ LC/ICP/MS ( ڡ ɡ .

( )

LC/ICP/MS 50% (O3) (O3) (O3) .25. ..1./ .. 0.25 10 .. .