Notices > List of Activities which result in atmospheric emissions which have or may have a significant deterimental effect on the environment, including health, social conditions, economic conditions, ecological conditions or cultural heritage > Part 3 : Minimum Emission Standards > Category 9: Pulp and Paper Manufacturing Activities, including By-Products Recovery

Category 9: Pulp and Paper Manufacturing Activities, including By-Products Recovery

(1)	Subcategory 9.1: Lime Recovery Kiln

Description:	The recovery of lime from the caustisizing process.
Application:	All installations producing more than 1 ton per month.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	50
		Existing	100
Total reduced sulphur compounds measured as H2S	H2S	New	10
		Existing	10
Oxides of nitrogen	NOx expressed as NO2	New	600
		Existing	2000

(2)	Subcategory 9.2: Chemical Recovery Furnaces

Description:	The recovery of chemicals from the thermal treatment of spent liquor using furnaces.
Application:	All installations producing more than 1 ton per month.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 273 Kelvin and 101.3kPa and specific reference oxygen conditions specified under the special arrangements.
Common name	Chemical symbol
Particulate matter	N/A	New	50
		Existing	100
Hydrogen sulphide	H2S	New	15
		Existing	15
Sulphur dioxide	SO2	New Kraft Process	50
		Existing Kraft Process	300
		New Bisulphite Process	300
		Existing Bisulphite Process	450
Oxides of nitrogen	NOx expressed as NO2	New Kraft Process	300
		Existing Kraft Process	300
		New Bisulphite Process	300
		Existing Bisulphite Process	400

(a)	The following special arrangements shall apply:

(i)	An existing plant must comply with the minimum emission standards set out in the table at 10% oxygen reference condition.

(ii)	A new plant must comply with the minimum emission standards set out in the table at 6% oxygen reference condition.

[Category 9(2)(9.2) substituted by section 9(a) of Notice No. 1207, GG42013, dated 31 October 2018]

(3)	Subcategory 9.3: Chemical Recovery Copeland Reactors

Description:	The recovery of chemicals from the thermal treatment of spent liquor using Copeland reactors.
Application:	All installations producing more than 1 ton per month.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	No plant of this type will be authorised in the future
		Existing	400
Sulphur dioxide	SO2	New	No plant of this type will be authorised in the future
		Existing	800

(a)	The following special arrangements shall apply—

Existing Plants shall submit atmospheric impact report to the licensing authority on its Particulate Matter impact annually.

(4)	Subcategory 9.4: Chlorine Dioxide Plants

Description:	Production and use of chlorine dioxide for paper production.
Application:	All installations.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Hydrogen chloride	HCI	New	15
		Existing	30

(5)	Subcategory 9.5: Wood Drying and Manufacture of Wood Products

Description:	The drying of wood; and the manufacture of laminated and compressed wood products.
Application:	All installations producing more than 10 tons per month.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 10% O2 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	150
		Existing	200
Oxides of nitrogen	NOx expressed as NO2	New	500
		Existing	700

(a)	The following special arrangements shall apply:

Where an external source of heat is used for drying of wood and in manufacturing of wood products, such source of heat must comply with—

(i)	the relevant emission standards for controlled emitters declared in terms of section 23 of the Act, if it is a declared controlled emitter; or

(ii)	the municipal by-laws for fuel burning appliance or equipment, if it has been designated as a fuel burning appliance or equipment under the municipal by-laws.

[Category 9(5)(9.5) substituted by section 9(b) of Notice No. 1207, GG42013, dated 31 October 2018]

National Environmental Management: Air Quality Act, 2004 (Act No. 39 of 2004)