南宫28NG相信品牌力量

南宫(28NG·国际)官方网站-相信品牌力量
Our service

Centre Testing International Co., Ltd. (NG28) is the pioneer and leader in the TIC Industry which provides one-stop solutions on testing, inspection, certification, calibration, audit, training & technical services.

 
南宫(28NG·国际)官方网站-相信品牌力量
By Industry

Our service capabilties cover the upstream and downstream of the supply chain including textile and apparel,toys,electronic appliances,medical health,food...andother industries.
南宫(28NG·国际)官方网站-相信品牌力量
Specialty

Comprehensively guarantee quality and safety, promote compliance and innovation, demonstrate brand competitiveness, and achieve higher quality, healthier, safer, and greener sustainable development.
南宫(28NG·国际)官方网站-相信品牌力量
AUTHORITY & TRUST
QUALITY & VALUE
Solid Waste Identification

Solid waste is a kind of solid, semi-solid and gaseous substance in the air, which is produced in the process of production, life and other activities, or has not lost the use value but is abandoned solid, semi-solid and gaseous substances in the air. There are many kinds of solid waste, which can be either a lost commodity or a discarded by-product. Therefore, it is an effective way and means to judge whether the substance belongs to solid waste or not.

Solid Waste Identification

The identification of solid waste is mainly based on the definition of solid waste and its source. It is identified in environmental utilization and disposal processes. These substances are managed by exemption or other means, which include substances not managed as solid waste and substances not managed as liquid waste.

Among them, it needs to be specially pointed out that substances generated in environmental treatment and pollution control projects in solid waste identification based on solid sources in general Principles of Solid Waste Identification (GB34330-2017) include the following categories:

(1) Dust and dust collected in flue gas and waste gas purification and dust removal treatment, including fly ash;

(2) Desulfurization gypsum and waste denitrification catalyst generated from flue gas desulfurization;

(3) Coal tar from gas purification;

(4) Sulfuric acid or hydrochloric acid produced in the process of flue gas purification;

(5) Sludge and gas wastes generated from water purification and wastewater treatment;

(6) Concentrated liquid produced by treatment of wastewater or waste liquid (including leachate from solid waste landfill site);

(7) Sludge of septic tank and feces of toilet;

(8) Fly ash, bottom slag and other ash and slag produced by solid waste incinerator;

(9) Residual materials produced in composting production process;

(10) Plant branches and leaves generated in greening and landscape management;

(11) Floating materials and dredged sludge removed from water environment such as rivers, ditches, lakes, waterways, baths, etc;

(12) Waste activated carbon, filter membrane and other filter media produced in the process of flue gas, odor and wastewater purification;

(13) In the process of remediation and treatment of contaminated land, the contaminated soil is disposed or utilized in any of the following ways (A. landfill; B. incineration; C. collaborative disposal of cement kiln; D. production of bricks, tiles, road building materials and other building materials; e. various substances produced in other environmental treatment and pollution remediation processes).

 

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