| abstract |
(57) [Problem] To provide a waste liquid treating agent which can safely and effectively treat a liquid obtained by aggregating and separating suspended particles in a short time and effectively reducing environmental load. . The waste liquid treating agent is used for solid-liquid separation of a waste liquid in which suspended particles are dispersed, and contains at least one of an organic acid and an organic acid salt. The solid-liquid separation can be performed quickly and quickly in a short time, the process is not complicated, and the environmental load can be reduced. |