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chapter 3 chemical industry emissions - IPCC - Task Force on ...

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Chapter 3: Chemical Industry Emissi<strong>on</strong>s<br />

3.7.4.2 Reporting and Documentati<strong>on</strong> ...............................................................................................3.51<br />

3.8 Soda ash producti<strong>on</strong> ............................................................................................................................3.52<br />

3.8.1 Introducti<strong>on</strong> .................................................................................................................................3.52<br />

3.8.2 Natural soda ash producti<strong>on</strong> ........................................................................................................3.52<br />

3.8.2.1 Methodological issues............................................................................................................3.52<br />

3.8.2.2 Uncertainty assessment..........................................................................................................3.54<br />

3.8.2.3 Quality Assurance/Quality C<strong>on</strong>trol (QA/QC), Reporting and Documentati<strong>on</strong>......................3.55<br />

3.8.3 Solvay soda ash producti<strong>on</strong>.........................................................................................................3.55<br />

3.8.3.1 Quality Assurance/Quality C<strong>on</strong>trol (QA/QC), Reporting and Documentati<strong>on</strong>......................3.56<br />

3.9 Petro<str<strong>on</strong>g>chemical</str<strong>on</strong>g> and carb<strong>on</strong> black producti<strong>on</strong>........................................................................................3.57<br />

3.9.1 Introducti<strong>on</strong> .................................................................................................................................3.57<br />

3.9.2 Methodological issues .................................................................................................................3.63<br />

3.9.2.1 Choice of method...................................................................................................................3.63<br />

3.9.2.2 Choice of emissi<strong>on</strong> factors.....................................................................................................3.72<br />

3.9.2.3 Choice of activity data ...........................................................................................................3.81<br />

3.9.2.4 Completeness.........................................................................................................................3.83<br />

3.9.2.5 Developing c<strong>on</strong>sistent time series..........................................................................................3.84<br />

3.9.3 Uncertainty assessment ...............................................................................................................3.84<br />

3.9.4 Quality Assessment/Quality C<strong>on</strong>trol (QA/QC), Reporting and Documentati<strong>on</strong>.........................3.87<br />

3.9.4.1 Quality Assessment/Quality C<strong>on</strong>trol .....................................................................................3.87<br />

3.9.4.2 Reporting and Documentati<strong>on</strong> ...............................................................................................3.88<br />

Annex 3.9A Feedstock-product flow diagrams ......................................................................................3.90<br />

3.10 Fluoro<str<strong>on</strong>g>chemical</str<strong>on</strong>g> Producti<strong>on</strong> .................................................................................................................3.92<br />

3.10.1 HFC-23 emissi<strong>on</strong> from HCFC-22 producti<strong>on</strong> .............................................................................3.92<br />

3.10.1.1 Introducti<strong>on</strong>............................................................................................................................3.92<br />

3.10.1.2 Methodological issues............................................................................................................3.92<br />

3.10.1.3 Uncertainty assessment........................................................................................................3.100<br />

3.10.1.4 Quality Assurance/Quality C<strong>on</strong>trol (QA/QC), Reporting and Documentati<strong>on</strong>....................3.101<br />

3.10.2 Emissi<strong>on</strong>s from producti<strong>on</strong> of other fluorinated compounds ....................................................3.102<br />

3.10.2.1 Introducti<strong>on</strong>..........................................................................................................................3.102<br />

3.10.2.2 Methodological issues..........................................................................................................3.103<br />

3.10.2.3 Uncertainty assessment........................................................................................................3.106<br />

3.10.2.4 Quality Assurance/Quality C<strong>on</strong>trol (QA/QC), Reporting and Documentati<strong>on</strong>....................3.106<br />

References.................................................................................................................................................... 3.107<br />

2006 <str<strong>on</strong>g>IPCC</str<strong>on</strong>g> Guidelines for Nati<strong>on</strong>al Greenhouse Gas Inventories 3.5

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