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    Influence of quartz and phosphorus impurities on hydration process and early-age properties of sustainable excess-sulphate phosphogypsum slag cement by Tao Sun, Yihua Deng, Gaoshang Ouyang, Ziyan Wang, Juntu He, Minglong Chen

    Published 2025-12-01

    Excess-sulphate phosphogypsum slag cement (EPSC), incorporating 40–60 % phosphogypsum (PG), offers a sustainable solution for phosphogypsum disposal while stabilizing hazardous impurities. However, typical impurities in phosphogypsum, such as quartz and phosphorus, significantly impede the hardening...

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