Hubei Trial Implementation of Technical Regulations for the Harmless Treatment of Phosphogypsum

　　Sinochem New Network News Hubei Provincial Department of Economy and Information Technology, Development and Reform Commission, etc.
recently issued a notice on the "Technical Regulations for the Harmless Treatment of Phosphogypsum (Trial)" (hereinafter referred to as the "Technical Regulations"), requiring the comprehensive management of phosphogypsum to be strengthened and the implementation of phosphorus gypsum.
The harmless treatment of gypsum can fundamentally eliminate the safety and environmental protection risks of phosphogypsum storage
.

　　The "Technical Regulations" proposes that phosphogypsum is treated by various processes such as water washing, neutralization, flotation, and calcination to make it meet the relevant standards for comprehensive utilization and comprehensive utilization, or to meet the requirements of Class I general industrial solid waste standards.
process
.
After the phosphogypsum is harmlessly treated, it meets the relevant standards for comprehensive utilization and should be given priority to comprehensive utilization
.
The harmless treatment process of phosphogypsum includes 5 kinds of water washing process, neutralization process, flotation process, calcination process and other processes
.
The selection of the harmless treatment process of phosphogypsum can be based on the requirements of different treatment indicators, and a single or combined harmless treatment process can be selected.
If necessary, the harmless treatment process can be matched with other processes or facilities
.

　　The "Technical Regulations" also put forward requirements for phosphogypsum storage and landfill indicators, environmental and safety monitoring, environmental protection, safety and occupational health, etc.
When phosphogypsum is stored and landfilled, a yard monitoring system should be established, and monitoring plans should be formulated to prevent pollution.
Carry out self-monitoring on the discharge status and the impact on the environmental quality around the storage and landfill sites, and disclose the monitoring results.
The construction and operation of harmless treatment facilities.
put into use
.