Sodium persulfate accounted for the largest share of the market in 2019. It is used as an initiator in manufacturing acrylonitrile butadiene styrene (ABS) and a substitute for ammonium persulfate in etching electronic substrates. Furthermore, it is one of the commonly used ingredients in cosmetic products. The growth of the cosmetics & personal care industry is expected to drive the demand for sodium persulfate globally during the forecast period.