Sodium sulfate, Ch

Application of sodium hydrosulfate (sodium hydrogen sulfate, sodium bisulfate)

• As a flux in non-ferrous metallurgy.
• As a reagent for converting poorly soluble oxides into soluble sulfates.
• Registered as food additive E514.
• in the form of powder or granules as a reagent that lowers the pH level in swimming pools.

Light and food industry, metalworking, public utilities, applied industries. It is used primarily as an affordable acidifying agent.

In the jewelry industry, sodium hydrosulfate serves as the basis for etching solutions that remove the oxide layer from surfaces exposed to heat during jewelry processing.