NY 5116-2002 Environmental conditions for the production of pollution-free rice

This standard specifies the requirements for the selection of pollution-free rice production areas, environmental air quality requirements, irrigation water quality requirements, soil environmental quality requirements, test methods and sampling methods. This standard applies to pollution-free rice production areas. NY 5116-2002 Environmental conditions for pollution-free food rice production areas NY5116-2002 Standard download decompression password: www.bzxz.net

ICS.13.020.50
Agricultural Industry Standard of the People's Republic of China
NY51162002
Pollution-free food
Issued on 2002-07-25
Environmental conditions of rice production areas
Implemented on 2002-09-01
Issued by the Ministry of Agriculture of the People's Republic of China
This standard is proposed by the Ministry of Agriculture of the People's Republic of China. Foreword
NY5116—2002
Drafting units of this standard: Agricultural Environmental Quality Supervision, Inspection and Testing Center of the Ministry of Agriculture (Wuhan), China Water Conservancy and Hydropower Research Institute. The main drafters of this standard: Jiang Dabing, Li Feng, Lin Yafei, Zhu Zhiwei, Zhang Xiufu. Provincial
Market and
Economic Information Department
1 Scope
Environmental conditions of pollution-free food rice production areas
NY5116—2002
This standard specifies the requirements for the selection of pollution-free rice production areas, ambient air quality requirements, irrigation water quality requirements, soil environmental quality requirements, test methods and sampling methods.
This standard applies to pollution-free rice production areas. 2 Normative references
The clauses in the following documents become the clauses of this standard through reference in this standard. For any dated referenced document, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, the parties to the agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For any undated referenced document, the latest version shall apply to this standard. GB/T6920 Water quality Determination of pH value Glass electrode method Water quality Determination of hexavalent chromium Diphenylcarbohydrazide spectrophotometric method GB/T7467
3 Water quality Determination of total mercury Cold atomic absorption spectrophotometric method GB/T7468
GB/T7475
GB/T7485
GB/T7490
Water quality Determination of copper, zinc, lead and cadmium Atomic absorption spectrophotometric method Determination of total mercury Silver diethyldithiocarbamate method Spectrophotometric method Water quality,
Water quality Determination of volatile phenols 4-aminoantipyrine spectrophotometric method after distillation GB/T15262 Determination of sulfur dioxide in ambient air Formaldehyde absorption-pararosaniline spectrophotometric method GB/T15434
GB/T16488
GB/T 17134
GB/T 17136
GB/T 17137
GB/T17141
Determination of fluoride in ambient airFilter membrane·fluoride ion selective electrode methodWater qualityDetermination of petroleum, animal and vegetable oilsInfrared photometryDetermination of total arsenic in soilSilver diethyldithiocarbamate spectrophotometryDetermination of total mercury in soil qualityCold atomic absorption spectrophotometryDetermination of total chromium in soil qualityFlame atomic absorption spectrophotometryDetermination of lead and cadmium in soil qualityGraphite furnace atomic absorption spectrophotometryTechnical specification for monitoring environmental quality of farmland soil NY/T395
NY/T396Technical specification for monitoring environmental quality of agricultural water sourcesNY/T397
3 Requirements
3.1 Selection of production area
Technical specification for monitoring ambient air quality in agricultural areasThe production area of ​​pollution-free rice should be selected in the agricultural production area with good ecological conditions, far away from pollution sources and with sustainable production capacity. 3.2 Quality of air in the production area
The quality of air in the production area of ​​pollution-free rice shall comply with the provisions of Table 1. NY5116—2002
Sulfur dioxide (standard state)/(mg/m3)Fluoride (standard state)/(μg/m3)Table 1 Requirements for air qualitywww.bzxz.net
Daily average
Note: Daily average refers to the average concentration of any day: 1h average refers to the average concentration of any 1h. 3.3 Quality of irrigation water in the production area
The quality of irrigation water in the production area of ​​pollution-free rice shall comply with the provisions of Table 2. Table 2 Irrigation water quality requirements
Total product/(mg/L)
Total tar/(mg/L)
Total arsenic/(mg/L)
Zirconium (hexavalent)/(mg/L)
Total lead/(mg/L)
Petroleum/(mg/L)
Volatile phenol/(mg/L)
3.4 ​​Soil environmental quality at the place of origin
The soil environmental quality at the place of origin of pollution-free water should comply with the provisions of Table 3. Table 3 Soil environmental quality requirements
Total arsenic/(tng/kg)
Total lead/(mg/kg)
Total chromium/(mg/kg)
pH value <6.5
Concentration limit
Concentration limit
Content limit
pH value 6.5~7.5
1h average
PH value>7.5
Note: The content limits listed in this table are applicable to soils with cation exchange capacity>5cmol/kg: if ≤5cmol/kg, the standard value is half of the value in the table. Test method
4.1 Ambient air quality indicators
Determination of sulfur dioxide: in accordance with the provisions of GB/T15262. 4.1.1
Determination of fluoride: in accordance with the provisions of GB/T15434. Irrigation water quality indicators
Determination of pH value: in accordance with the provisions of GB/T6920. Determination of total mercury: in accordance with the provisions of GB/T7468. Determination of total arsenic: in accordance with the provisions of GB/T7485. Determination of lead and cadmium: in accordance with the provisions of GB/T7475. 4.2.5 Determination of hexavalent chromium: in accordance with the provisions of GB/T7467. 4.2.6 Determination of petroleum: in accordance with the provisions of GB/T16488. 4.2.7 Determination of volatile phenol: in accordance with the provisions of GB/T7490. 4.3 Soil environmental quality indicators
4.3.1 Determination of lead and cadmium: in accordance with the provisions of GB/T17141. 4.3.2 Determination of total mercury: in accordance with the provisions of GB/T17136. 4.3.3 Determination of total arsenic: in accordance with the provisions of GB/T17134. Determination of total chromium: in accordance with the provisions of GB/T17137. 4.3.4
5 Sampling method
5.1 The sampling method for ambient air quality monitoring shall be in accordance with the provisions of NY/T397! 5.2 The sampling method for irrigation water quality monitoring shall be in accordance with the provisions of NY/T396. 5.3 The sampling method for soil environmental quality monitoring shall be in accordance with the provisions of NY/T395. NY5116—2002
NY5116-2002
Agriculture
Industry Standard of the People's Republic of China
Environmental Conditions for the Production of Pollution-free Food Rice
NY5116—2002
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