Table 1.

Included Brands of Sodium hypochlorite

A1	Sehat bleaching liquid, 5% , Sehat Co., Iran
A2	Tage bleaching liquid, 5.2%, Tage Co., Iran
A3	Active bleaching liquid, 5%, Active Co., Iran
A4	Golrang bleaching liquid, 5%, Golrang Co., Iran
A5	Barf bleaching liquid, 5% , Paxan Co., Iran
A6	Latifeh bleaching liquid, 5%, Pak rokh Co., Iran
A7	ABC bleaching liquid, 5% , Condor Co., Iran
A8	Paknaz bleaching liquid, 5% , Tirak Co., Iran
A9	Kija bleaching liquid, 5%, Goliran Co,Iran
A10	Domestos bleaching liquid, 5%, Unilever Co., Iran