GB/T 32124-2024 in English
VALIDTreatment and disposal specification for phosphogypsum
- Issued on:2024-09-29
- Implemented on:2025-04-01
- File Format:PDF
- Delivery:Via email within 5 business days
$301.00
《GB/T 32124-2024磷石膏的处理处置规范》由TC294（全国废弃化学品处置标准化技术委员会）归口，主管部门为中国石油和化学工业联合会。
Introduction
In-depth interpretation of GBT 32124-2024 Phosphogypsum Treatment and Disposal Specification
| Chapter | Main content | Key requirements |
|---|---|---|
| Overall requirements | Establish management records, build treatment and disposal facilities, and promote comprehensive utilization | Enterprises need to comprehensively manage phosphogypsum to ensure pollution prevention and resource utilization. |
| Pretreatment methods | Water washing, neutralization, flotation and other innovative methods | Select the optimal treatment process according to the characteristics of different impurities. |
| Resource application | Manufacture of sulfuric acid and cement, retarder, gypsum-based building materials, etc. | Encourage the development of high value-added products and promote industrial transformation. |
Actual cases of resource application of phosphogypsum
Case 1:A chemical company used the water washing method to pre-treat phosphogypsum, combined with the crystal transformation technology to prepare α-type high-strength gypsum, which was successfully applied in the field of building materials, significantly reducing production costs.
Case 2:Another company used the neutralization method to remove acidic impurities and used phosphogypsum for cement retarder production, increasing its annual processing capacity to more than 500,000 tons.
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