Is SO2 Used For Permanent Bleaching?

Is SO2 Used For Permanent Bleaching? Bleaching action of SO2​ is permanent. Does SO2 bleach coloring matter permanently? It regains its color once the atmospheric oxygen takes the place of the released oxygen. Thus sulphur dioxide gas bleaches the colored matter temporarily. … It is a permanent process because chlorine gas is a powerful oxidizing

Is Sodium Hydroxide A Bleach?

Is Sodium Hydroxide A Bleach? Sodium hypochlorite Sodium hypochlorite is chlorine gas dissolved in sodium hydroxide. This is essentially household bleach. … If hypochlorite is exposed to acid, chlorine gas will be released. Is sodium a bleach? Bleaching. Household bleach is, in general, a solution containing 3–8% sodium hypochlorite, by weight, and 0.01–0.05% sodium hydroxide;

What Is A Scouring Agent Used For?

What Is A Scouring Agent Used For? Scouring agent is required to eliminate the impurities effectively such as sizing agent or lubricating agent, stains from weaving process and abrasion stains which come from greige woven or knitted fabric. The required property of scouring agent varies depending on materials, fabric structure, stains and applications. What is