Food: added as preservative to prevent catalytic oxidation by metal ions or stabilizer and for iron fortification.[5]
Approved by the FDA as a preservative in packaged foods, vitamins, and baby food.
Personal care: added to cosmetics to improve product stability.
Oil production: added into the borehole to inhibit mineral precipitation.[citation needed]Dairy and beverage industry: cleaning milk stains from bottles.[citation needed]
Flue gas cleaning: removal of NOx.
Soft drinks containing ascorbic acid and sodium benzoate, to mitigate formation of benzene (a carcinogen).[citation needed]
Recycling: recovery of lead from used lead acid batteries.