GB 25464-2010Emission standard of pollutants for ceramics industry (English PDF)

Foreword

To implement the "Environmental Protection Law of the People's Republic of China", "Water Pollution Prevention and Control Law of the People's Republic of China"

Dyeing Prevention and Control Law, "The Marine Environmental Protection Law of the People's Republic of China", "Decision of the State Council on Implementing the Scientific Outlook on Development and Strengthening Environmental Protection"

And other laws, regulations and the "Opinions of the State Council on the preparation of national main functional area planning" to protect the environment, prevent pollution, and promote the ceramic industry

The development of production processes and pollution control technologies, the development of this standard.

This standard specifies the water and air pollutant emission limits of ceramic industrial enterprises based on the production process of ceramic industry and the characteristics of pollution control technology.

Value, monitoring and monitoring requirements. In order to promote the coordinated development of regional economy and environment, and promote the adjustment of economic structure and the transformation of economic growth mode,

To guide the development direction of the ceramic industry production process and pollution control technology, this standard specifies the special emission limits for water pollutants.

The pollutant discharge concentrations in this standard are all mass concentrations.

Ceramic industrial enterprises emit odorous pollutants, environmental noise, and pollutants emitted by boilers and thermal power plants.

Emission standards, the identification, treatment and disposal of solid wastes are applicable to national solid waste pollution control standards.

This standard is the first release.

Since the implementation of this standard, the water and air pollutant emission control of the ceramic industry is carried out in accordance with the provisions of this standard, and the atmosphere is no longer implemented.

Integrated Pollutant Discharge Standard (GB 16297-1996), Integrated Wastewater Discharge Standard (GB 8978-1996) and Industrial Furnace Atmosphere

Relevant provisions in the Pollutant Discharge Standard (GB 9078-1996).

Local provincial people's governments may formulate local pollutant discharge standards for pollutants not specified in this standard;

For the specified pollutants, local pollutant discharge standards that are stricter than this standard can be formulated.

This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.

This standard is mainly drafted by. Hunan Environmental Protection Science Research Institute, Environmental Protection Institute of the Ministry of Environmental Protection, Changsha Environmental Protection Department

Industry and Technology College, Hunan Hengyang Environmental Monitoring Station, Hunan Provincial Entry-Exit Inspection and Quarantine Bureau Ceramic Testing Center.

This standard was approved by the Ministry of Environmental Protection on September 10,.2010.

This standard has been implemented since October 1,.2010.

This standard is explained by the Ministry of Environmental Protection.

Ceramic industry pollutant discharge standards

1 Scope of application

This standard specifies the limits, monitoring and monitoring requirements for water pollutants and atmospheric pollutants in ceramic industrial enterprises, as well as the implementation of standards.

Supervision and other relevant regulations.

This standard applies to the management of water pollutants and atmospheric pollutants in ceramic industrial enterprises, as well as the ring of construction projects of ceramic industrial enterprises.

Environmental impact assessment, environmental protection facility design, completion environmental protection acceptance and management of water pollutants and atmospheric pollutants after commissioning.

This standard does not apply to the management of water pollutants and atmospheric pollutants in the mining and primary processing of ceramic raw and auxiliary materials.

This standard applies to the discharge of pollutants permitted by law; the location of newly established sources of pollution and the existing sources of pollution in special protected areas

Li, in accordance with the Law of the People's Republic of China on the Prevention and Control of Air Pollution, the Law of the People's Republic of China on the Prevention and Control of Water Pollution,

Environmental Protection Law, Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Waste, Law of the People's Republic of China on Environmental Impact Assessment, etc.

The relevant provisions of laws, regulations and rules are implemented.

The water pollutant emission control requirements specified in this standard are applicable to enterprises directly or indirectly discharging water pollutants outside their legal boundaries.

behavior.

2 Normative references

The contents of this standard refer to the following documents or their terms.

GB/T 6920-1986 Determination of pH value of water-based glass electrode method

GB/T 7466-1987 Determination of total chromium in water - Potassium permanganate - Dibenzoyl dihydrazide spectrophotometric method

GB/T 7470-1987 Determination of lead water - Dithizone spectrophotometric method

GB/T 7475-1987 Determination of copper, zinc, lead and cadmium - Atomic absorption spectrophotometric method

GB/T 7484-1987 Determination of fluoride in water quality - Ion selective electrode method

GB/T 11893-1989 Determination of total phosphorus in water - Ammonium molybdate spectrophotometric method

GB/T 11894-1989 Determination of total nitrogen in water - Alkaline potassium persulfate digestion - UV spectrophotometric method

GB/T 11901-1989 Determination of suspended solids by weight method

GB/T 11912-1989 Determination of nickel in water quality - Flame atomic absorption spectrophotometric method

GB/T 11914-1989 Determination of chemical oxygen demand in water - Dichromate method

GB/T 13896-1992 Determination of lead in water -- Oscillographic method

GB/T 15432-1995 Determination of total suspended particulate matter in ambient air

GB/T 15959-1995 Determination of water-adsorbable organic halogens (AOX) - Microcoulomb method

GB/T 16157-1996 Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants

Water quality -- Determination of petroleum and animal and vegetable oils - Infrared photometric method

GB/T 16489-1996 Determination of sulphide content -- Methylene blue spectrophotometric method

HJ/T 27-1999 Determination of hydrogen chloride in fixed source emissions - Mercury thiocyanate spectrophotometric method

HJ/T 42-1999 Determination of nitrogen oxides from fixed source s

HJ/T 43-1999 Determination of nitrogen oxides from fixed source s

HJ/T 55-2000 Technical Guidelines for the Monitoring of Unorganized Emissions of Air Pollutants

HJ/T 56-2000 Determination of sulphur dioxide in fixed source s

HJ/T 57-2000 Determination of sulfur dioxide in fixed source exhaust gases

HJ/T 58-2000 Determination of water quality 铬 chrome cyanine spectrophotometric method

HJ/T 59-2000 Determination of water quality - Graphite furnace atomic absorption spectrophotometric method

HJ/T 60-2000 Determination of water quality sulfides - Iodometric method

HJ/T 63.1-2001 Determination of Nickel in Fixed Atmospheric Sources by Flame Atomic Absorption Spectrophotometry

HJ/T 63.2-2001 Determination of Nickel in Fixed Atmospheres - Atomic Absorption Spectrophotometric Method

HJ/T 63.3-2001 Determination of Nickel in Fixed Atmospheric Sources - Dimethylglyoxime-n-butanol Extraction Spectrophotometry

HJ/T 64.1-2001 Determination of cadmium in fixed atmospheres by flame atomic absorption spectrophotometric method

HJ/T 64.2-2001 Determination of cadmium in stationary atmospheres - Atomic absorption spectrophotometric method

HJ/T 64.3-2001 Determination of cadmium in fixed atmospheres - azobenzene diazoaminoazobenzene sulfonic acid absorption spectrophotometric method

HJ/T 67-2001 Determination of Fluoride in Fixed Atmospheric Sources Ion Selective Electrode Method

HJ/T 76-2007 Technical requirements and test methods for continuous monitoring system for flue gas emissions from stationary sources

HJ/T 83-2001 Determination of water-adsorbable organic halogens (AOX) by ion chromatography

HJ/T 195-2005 Determination of ammonia nitrogen in water quality

HJ/T.199-2005 Determination of total nitrogen in water -- Gas phase molecular absorption spectroscopy

HJ/T 355-2007 Technical Specifications for Operation and Assessment of Online Monitoring System for Water Pollution Sources

HJ/T 397-2007 Fixed source exhaust gas monitoring technical specification

HJ/T 398-2007 Determination of blackness of flue gas from fixed pollution sources - Ringermann smoke blackness diagram

HJ/T 399-2007 Determination of chemical oxygen demand in water quality - Rapid digestion spectrophotometric method

Water quality -- Determination of copper -- Diethyldithiocarbamate spectrophotometric method

HJ 487-2009 Determination of fluoride in water quality - Zirconium sulphonate

Water quality - Determination of fluoride - Fluorescence spectrophotometric method

HJ 505-2009 Water quality five-day biochemical oxygen demand (BOD5) determination dilution and inoculation method

HJ 535-2009 Determination of ammonia nitrogen in water quality - Nexus reagent spectrophotometric method

HJ 536-2009 Determination of ammonia nitrogen in water quality - Salicylic acid spectrophotometric method

HJ 537-2009 Determination of ammonia nitrogen in water quality - Distillation - Neutralometric titration

HJ 538-2009 Determination of lead in fixed pollution sources - Flame atomic absorption spectrophotometric method (provisional)

HJ 550-2009 Determination of total cobalt in water - 5-chloro-2-(pyridylazo)-1,3-diaminobenzene spectrophotometric method (interim)

Measures for the Automatic Monitoring and Control of Pollution Sources (Order No. 28 of the State Environmental Protection Administration)

Measures for the Administration of Environmental Monitoring (Order No. 39 of the State Environmental Protection Administration)

3 Terms and definitions

The following terms and definitions apply to this standard.

3.1

Ceramic industry

Refers to the industry of making various ceramic products by crushing, molding, calcining and other processes using clay and other mineral raw materials.

It includes the production of porcelain and art porcelain, architectural ceramics, sanitary ceramics and special ceramics.

3.2

Daily and use art porcelain

Refers to all kinds of ceramic products for daily use or for artistic appreciation and collection value. The main varieties are tableware, tea sets, coffee sets, and wine.

Daily products such as stationery, stationery, heat-resistant cooking utensils, painting, sculpture, sculpture, etc.

Art furnishings, etc.

3.3

Building ceramics

Refers to ceramic products used in building finishes or as building components, mainly ceramic wall tiles, excluding architectural glass products, clay

Bricks and sintered tiles, etc.

3.4

Sanitary ceramics

Refers to ceramic products used in sanitary facilities, mainly including bathroom appliances, kitchen utensils and small sanitary ceramics.

3.5

Special ceramics (fine ceramics) special ceramics

It is obtained by adding a specially formulated inorganic material to a ceramic billet and sintering it at a high temperature to obtain stable and reliable special properties.

And functions such as high strength, high hardness, corrosion resistance, electrical conductivity, insulation, and applications in magnetic, electrical, optical, acoustic, and bioengineering applications.

Become a new type of special ceramic. There are mainly oxide ceramics, nitride ceramics, piezoelectric ceramics, magnetic porcelain and cermets.

3.6

Standard condition

It refers to the state when the temperature is 273.15 K and the pressure is 101 325 Pa. The limits of atmospheric pollutant discharge concentrations specified in this standard are all standard

The dry gas in the state is the benchmark.

3.7

Exhaust height

Refers to the height from the ground level where the exhaust cylinder (or its main building construction) is located to the outlet of the exhaust.

3.8

Existing enterprise existing facility

Refers to the ceramic industrial enterprises or production facilities that have been approved for production or environmental impact assessment documents before the date of implementation of this standard.

3.9

New enterprise new facility

Refers to the construction, reconstruction and expansion of ceramic industrial facilities construction projects approved by the environmental impact assessment document from the date of implementation of this standard.

3.10

Effluent volume

Refers to the amount of wastewater discharged by a production facility or enterprise outside the legal boundaries of the enterprise, including various effluxes that are directly or indirectly related to production.

Waste water (such as domestic sewage, cooling wastewater, plant boilers and power station drainage).

3.11

Benchmark effluent volume per unit product

Refers to the upper limit of wastewater discharge capacity of the ceramics produced by the unit for verification of the concentration of water pollutants.

3.12

Excess air coefficient excess air coefficien

Refers to the ratio of the actual air volume to the theoretical air demand during the operation of the industrial furnace.

3.13

Enterprise boundary

Refers to the legal boundary of ceramic industrial enterprises. If the boundary cannot be determined, it means the actual boundary.

3.14

Public wastewater treatment system

Refers to collecting waste water through sewage pipelines, providing wastewater treatment services for more than two sewage disposal units and draining can reach relevant rows

Enterprises or institutions required by the standards, including urban sewage treatment plants of various scales and types, areas (including various industrial parks, development zones,

Industrial gathering places, etc.) Wastewater treatment plants, etc., should have a wastewater treatment level of two or more.

3.15

Direct discharge

Refers to the behavior of pollutant discharge units directly discharging pollutants into environmental water bodies.

3.16

Indirect discharge

Refers to the discharge of pollutants by the sewage unit to the public sewage treatment system.

4 Pollutant emission control requirements

1 pH value 6～9 6～9

Corporate wastewater discharge

2 suspended solids (SS) 60 120

3 Chemical Oxygen Demand (CODCr) 60 110

4 5th Biochemical Oxygen Demand (BOD5) 20 40

5 ammonia nitrogen 5.0 10

6 total phosphorus 1.5 3.0

7 total nitrogen 20 40

8 Petroleum 5.0 10

9 Sulfide 1.0 2.0

10 Fluoride 10 20

11 total copper 0.5 1.0

12 Total Zinc 2.0 4.0

13 Total 钡0.7 0.7

14 total cadmium 0.1

Workshop or production facility wastewater

exhaustion hole

15 total chromium 1.0

16 total lead 1.0

17 total nickel 0.5

18 total cobalt 1.0

19 Total 铍 0.005

20 Adsorbable Organic Halide (AOX) 1.0

Unit product

(porcelain) reference row

Water volume

Daily and furnishings art porcelain porcelain/(m

3/t) 7.0

Displacement measurement position and pollutant discharge

Consistent monitoring position

Bone China/(m3/t) 30

Building ceramic polishing/(m

3/t) 1.0

Non-polished/(m3/t) 0.3

Sanitary ceramic/(m3/t) 6.0

Special Ceramics/(m3/t) 2.0

4.1.2 As of January 1,.2012, existing enterprises implement the water pollutant discharge limits specified in Table 2.

4.1.3 From October 1,.2010, the newly-built enterprise shall implement the water pollutant discharge limit specified in Table 2.

Table 2 Limits of water pollutant discharge concentration of new enterprises and base product displacement

Unit. mg/L (except pH)

No. Pollutant project limit pollutant discharge monitoring position direct emission indirect discharge

1 pH value 6～9 6～9

Corporate wastewater discharge

2 suspended solids (SS) 50 120

3 Chemical Oxygen Demand (CODCr) 50 110

4 5th Biochemical Oxygen Demand (BOD5) 10 40

5 ammonia nitrogen 3.0 10

6 total phosphorus 1.0 3.0

7 total nitrogen 15 40

8 Petroleum 3.0 10

9 Sulfide 1.0 2.0

10 Fluoride 8.0 20

11 total copper 0.1 1.0

12 total zinc 1.0 4.0

13 Total 钡0.7 0.7

14 total cadmium 0.07

Workshop or production facility wastewater

exhaustion hole

15 total chromium 0.1

16 total lead 0.3

17 total nickel 0.1

18 total cobalt 0.1

19 Total 铍 0.005

20 Adsorbable Organic Halides (AOX) 0.1

Unit product

(porcelain) reference row

Water volume

Daily and furnishings art porcelain porcelain/(m

3/t) 2.0

Displacement measurement position and pollutant discharge

Consistent monitoring position

Bone China/(m3/t) 18

Building ceramic polishing/(m

3/t) 0.3

Non-polished/(m3/t) 0.1

Sanitary ceramic/(m3/t) 4.0

Special Ceramics/(m3/t) 1.0

4.1.4 According to the requirements of environmental protection work, the density of land development has been higher, the environmental carrying capacity has begun to weaken, or the environmental capacity is relatively

Small areas, fragile ecological environment, and areas prone to serious environmental pollution problems and requiring special protection measures should strictly control the pollution of enterprises.

For the discharge of dyes, the enterprises in the above-mentioned areas shall implement the special discharge limits for water pollutants specified in Table 3.

Table 3 Special limits for water pollutants

Unit. mg/L (except pH)

No. Pollutant project limit pollutant discharge monitoring position direct emission indirect discharge

1 pH value 6～9 6～9

Corporate wastewater discharge

2 Suspended solids (SS) 30 50

3 Chemical Oxygen Demand (CODCr) 40 50

4 5th Biochemical Oxygen Demand (BOD5) 10 10

5 ammonia nitrogen 1.0 3.0

6 total phosphorus 0.5 1.0

Continued

No. Pollutant project limit pollutant discharge monitoring position

Direct emission indirect emissions

7 total nitrogen 5.0 15

Corporate wastewater discharge

8 Petroleum 1.0 3.0

9 sulfide 0.5 1.0

10 Fluoride 5.0 8.0

11 total copper 0.05 0.1

12 total zinc 0.5 1.0

13 Total 钡0.7 0.7

14 total cadmium 0.05

Workshop or production facility wastewater

exhaustion hole

15 total chromium 0.05

16 total lead 0.1

17 total nickel 0.05

18 total cobalt 0.05

19 Total 铍 0.005

20 adsorbable organic halide (AOX) 0.05

Unit product

(porcelain) reference row

Water volume

Daily and furnishings art porcelain porcelain/(m

3/t) 0

Displacement measurement position and pollutant discharge

Consistent monitoring position

Bone China/(m3/t) 6.0

Building ceramic polishing/(m

3/t) 0

Non-polished/(m3/t) 0

Sanitary ceramic/(m3/t) 1.5

Special ceramics/(m3/t) 0

The geographical scope and time for the implementation of special discharge limits for water pollutants shall be governed by the environmental protection administrative department of the State Council or the provincial people's government.

set.

4.1.5 The concentration limit of water pollutant discharge is applicable to the case where the actual displacement of the unit product is not higher than the unit discharge of the unit product. If unit

If the actual displacement of the product exceeds the unit discharge of the unit product, the measured water pollutant concentration shall be converted into the reference amount of water pollutant according to formula (1).

The emission concentration and the water concentration of the water pollutants are used as the basis for determining whether the emission is up to standard. Product production and displacement statistics cycle

For a working day.

Production of two or more products at the same time in the production facilities of the enterprise, applicable to different emission control requirements or national pollutant discharge standards in different industries

In the case of quasi-mixed wastewater from production facilities, the most stringent concentration limits specified in the emission standards shall be implemented and

Equation (1) Converts the reference concentration of water pollutants to water.

YQ

Where. rho base - water pollutant reference water discharge concentration, mg/L;

Q total - total drainage, m3;

iY--the output of the i-th product, t;

iQ base - the unit porcelain displacement of the i-th product, m3/t;

rho实--Measured water pollutant concentration, mg/L.