This standard applies to all kinds of decomposed urban domestic waste and products from urban waste composting plants for farmland application. Industrial waste and other wastes are not allowed to be mixed with them. GB 8172-1987 Agricultural Control Standard for Urban Waste GB8172-1987 Standard download and decompression password: www.bzxz.net

National Standards of the People's Republic of China
Control standards for urban
wastes for agricultural use
628.44: 631
UDC||tt ||879
GB8172-87
According to the "Environmental Protection Law of the People's Republic of China (Trial)", in order to prevent the pollution of soil, crops, and water bodies caused by agricultural waste in urban areas, protect the agricultural ecological environment, and ensure that crops Normal growth, this standard is specifically formulated. This standard applies to all kinds of decomposed urban domestic waste and products from urban waste composting plants for farmland application. It is not allowed to be mixed with industrial waste and other wastes.
1 standard value
1.1
The application of urban garbage on farmland must comply with the agricultural control standard value of urban garbage stipulated in the following table
Editor
1||tt| |2
3
5
6
7
8
9
10
11
12
13
14
15
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Miscellaneous
Grains
Things, % | |tt | |tt||Total mercury (as Hg).mg/kg
Total lead (as Pb), mg/kg
Total chromium (as Cr), mg/kg||tt ||Total arsenic (as As).mg/kg
Organic matter (as C), %
Total nitrogen (as N), %
Total phosphorus (as P , calculated as O).%
Total potassium (calculated as K0).%
pH
Moisture content, %
Note: ①Except 2, 3, and 4 in the table Except for this item, all other items are calculated on a dry basis. Debris refers to plastic, glass, metal, rubber, etc. 2Other regulations
item
standard limit value
3
12
95~100
10-1~10-2| |tt||3
5
100
300
30
10
0.5
0.3||tt ||1.0
6.5~8.5
25~85
2.1 Only those who pass all items 1 to 9 in the above table can be applied to farmland; among items 10 to 15, if any --For those who fail one item and pass the other five items, the requirements may be relaxed appropriately. However, the value of unqualified items shall not be lower than the average value of waste in our country. That is, the organic matter is not less than 8%, the total nitrogen is not less than 0.4%, the total phosphorus is not less than 0.2%, the total potassium is not less than 0.8%, the highest pH value is no more than 9, the lowest is no less than 6, and the highest moisture content is no more than 40%. || tt | No more than 4t, no more than 31 for sandy soil. It is recommended to be applied on flowers, grassland, gardens, new vegetable fields and sticky ground. It should not be applied to gravel soil, old vegetable fields, and paddy fields with a gravel content of more than 30% and a clay content of less than 15%. 2.3 For garbage items 1 to 9 in the table that are close to this standard value, the dosage should be halved when applied. 3. Supervision and implementation of standards
3.1 Agriculture, sanitation and environmental protection departments must conduct long-term fixed-point monitoring of soil and crops used for agricultural purposes in urban landfills. The agricultural department establishes monitoring points, and the environmental sanitation department provides standardized urban garbage. Environmental protection Department provides effective supervision. 3.2 When it is found that the application of garbage causes soil pollution, water pollution, or affects the growth and development of crops and harmful substances in agricultural products exceed food hygiene standards, the application of garbage must be stopped and reported to the relevant departments. 3.3 Before the promulgation of the national standard for analysis methods, temporarily refer to the "Agricultural Monitoring and Analysis Methods for Urban Waste" for monitoring. Additional notes:
This standard is proposed by the Ministry of Agriculture, Animal Husbandry and Fisheries of the People's Republic of China. This standard is drafted by the Soil and Fertilizer Research Institute of the Chinese Academy of Agricultural Sciences. The State Environmental Protection Administration is responsible for interpreting this standard.
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