Canonical ingredient

Sulfur dioxide

Sulphur Dioxide

1 linked products

Official identifiers

CAS 7446-09-5 NHPID_ID 903

Names and synonyms

Sulfur dioxide (en)
Dioxyde de soufre (fr-CA)

Source-scoped chemical properties

Every value keeps its own authority, licence and retrieval date. Conflicting values are not silently merged.

canada dsl listing: listed; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl bioaccumulative: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl human health priority: Low; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl inherently toxic aquatic: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl meets cepa categorization: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl meets environmental: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl meets human health: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl persistent: Yes; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl substance category: Inorganics; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03

Official environmental reports

Facility and company names are reported to NPRI. A reported name is not treated as a verified corporate identity until it is matched to a government business registry.

ALDEX CHEMICAL2024
Storage / Handling · 0.196 tonnes
Aldex Chemical Co. Ltd. · Granby, QC · INRP/NPRI 105
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie Alouette inc.2024
Fugitive · 223.221 tonnes
Aluminerie Alouette inc. · Sept-Îles, QC · INRP/NPRI 4778
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie Alouette inc.2024
Stack / Point · 11765.724 tonnes
Aluminerie Alouette inc. · Sept-Îles, QC · INRP/NPRI 4778
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie Arvida - Centre technologique AP602024
Fugitive · 7.376 tonnes
Rio Tinto Alcan Inc · Jonquière, QC · INRP/NPRI 27853
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie Arvida - Centre technologique AP602024
Stack / Point · 976.151 tonnes
Rio Tinto Alcan Inc · Jonquière, QC · INRP/NPRI 27853
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie de Baie-Comeau2024
Fugitive · 88.815 tonnes
Ne pas prendre - Alcoa Canada Co. · Baie-Comeau, QC · INRP/NPRI 2038
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie de Baie-Comeau2024
Stack / Point · 4352.369 tonnes
Ne pas prendre - Alcoa Canada Co. · Baie-Comeau, QC · INRP/NPRI 2038
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie de Bécancour inc.2024
Fugitive · 125.03 tonnes
Aluminerie de Bécancour inc. · Bécancour, QC · INRP/NPRI 1071
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie de Bécancour inc.2024
Stack / Point · 6522.37 tonnes
Aluminerie de Bécancour inc. · Bécancour, QC · INRP/NPRI 1071
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie de Deschambault2024
Fugitive · 34.08 tonnes
Compagnie de gestion Alcoa - Lauralco · Deschambault, QC · INRP/NPRI 4782
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Aluminerie de Deschambault2024
Stack / Point · 4325.04 tonnes
Compagnie de gestion Alcoa - Lauralco · Deschambault, QC · INRP/NPRI 4782
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Arbec - Division panneaux OSB Amos2024
Fugitive · 0.0003 tonnes
14969499 Canada Inc · Amos, QC · INRP/NPRI 8618
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Arbec - Division panneaux OSB Amos2024
Stack / Point · 23.2301 tonnes
14969499 Canada Inc · Amos, QC · INRP/NPRI 8618
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
ArcelorMittal Contrecoeur Est2024
Stack / Point · 36.31647 tonnes
ArcelorMittal Produits Longs Canada s.e.n.c · Contrecoeur, QC · INRP/NPRI 3649
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
ArcelorMittal Contrecoeur Ouest2024
Stack / Point · 49.96753 tonnes
ArcelorMittal Produits Longs Canada s.e.n.c · Contrecoeur, QC · INRP/NPRI 2986
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Axiall Canada Inc.2024
Stack / Point · 1.5 tonnes
Axiall Canada Inc. · Beauharnois, QC · INRP/NPRI 765
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
BITUMAR2024
Storage / Handling · 14.7 tonnes
Bitumar Inc. · Montréal, QC · INRP/NPRI 6282
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Bromont2024
Stack / Point · 0.00345 tonnes
Unifix Inc. · Bromont, QC · INRP/NPRI 6394
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
CASCADES EMBALLAGE CARTON-CAISSE CABANO2024
Stack / Point · 688.12 tonnes
Cascades Canada ULC · Temiscouata-sur-le-Lac, QC · INRP/NPRI 1872
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Centrale de Cap-aux-Meules2024
Stack / Point · 1059.673 tonnes
Hydro-Québec · Cap-aux-Meules, Îles-de-la-Madeleine, QC · INRP/NPRI 6130
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Centrale de cogénération à la biomasse2024
Stack / Point · 89.44 tonnes
Kruger Énergie Bromptonville S.E.C. · Sherbrooke, QC · INRP/NPRI 8642
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Centrales thermiques, Service des immeubles2024
Stack / Point · 0.16 tonnes
Université Laval · Québec, QC · INRP/NPRI 6454
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Centre Hospitalier de l'Université de Montréal2024
Stack / Point · 0.36941 tonnes
Centre hospitalier de l'Université de Montréal · Montréal, QC · INRP/NPRI 30909
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Centre d'épuration Rive-Sud (CERS)2024
Stack / Point · 84.974165 tonnes
Ville de Longueuil · Longueuil, QC · INRP/NPRI 5528
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Centre de finition Montréal2024
Stack / Point · 0.037 tonnes
Alstom Transportation Canada Inc. · Dorval, QC · INRP/NPRI 5463
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Chimie Parachem s.e.c2024
Stack / Point · 0.264 tonnes
Chimie Parachem s.e.c · Montréal-Est, QC · INRP/NPRI 4569
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Château-Richer2024
Stack / Point · 0.0469 tonnes
Produits forestiers Résolu · Château-Richer, QC · INRP/NPRI 8553
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Cimenterie de Saint-Basile2024
Stack / Point · 2146.5 tonnes
Ciment Québec inc. · Saint-Basile, QC · INRP/NPRI 5548
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Cimenterie de Saint-Constant2024
Stack / Point · 1681.8 tonnes
Lafarge Canada Inc. · Saint-Constant, QC · INRP/NPRI 5474
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Compagnie Alpek Polyester Canada inc.2024
Stack / Point · 0.0595 tonnes
Compagnie Alpek Polyester Canada inc. · Montréal-Est, QC · INRP/NPRI 8684
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Domtar Usine de Windsor2024
Stack / Point · 83.849973 tonnes
Domtar Inc. · Windsor, QC · INRP/NPRI 1195
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
E.I. DuPont Canada - Thetford Inc.2024
Stack / Point · 0.00074 tonnes
Dupont Canada · Thetford Mines, QC · INRP/NPRI 5445
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Elkem Métal Chicoutimi2024
Stack / Point · 471.23 tonnes
Elkem Metal Canada Inc. · Chicoutimi, QC · INRP/NPRI 6344
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Exploitation d'une scierie2024
Stack / Point · 0.819 tonnes
Busque & Laflamme Inc · Saint-Benoît-Labre, QC · INRP/NPRI 6283
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
F.F.SOUCY - RIVIÈRE-DU-LOUP2024
Stack / Point · 13.797 tonnes
Société en commandite FF Soucy WB · Rivière-du-Loup, QC · INRP/NPRI 4790
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Fibrek SENC2024
Stack / Point · 291.96247 tonnes
Fibrek S.E.N.C. · St-Félicien, QC · INRP/NPRI 3242
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Glencore Canada Corporation - Fonderie Horne2024
Fugitive · 0.2894 tonnes
Glencore Canada Corporation · Rouyn-Noranda, QC · INRP/NPRI 3623
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Glencore Canada Corporation - Fonderie Horne2024
Stack / Point · 19022.1522 tonnes
Glencore Canada Corporation · Rouyn-Noranda, QC · INRP/NPRI 3623
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Glencore Canada Corporation, CCR refinery2024
Fugitive · 0.02801 tonnes
Glencore Canada Corporation · Montréal-Est, QC · INRP/NPRI 3916
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Glencore Canada Corporation, CCR refinery2024
Stack / Point · 146.561 tonnes
Glencore Canada Corporation · Montréal-Est, QC · INRP/NPRI 3916
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Incinérateur2024
Stack / Point · 9.89 tonnes
Ville de Québec · Québec, QC · INRP/NPRI 211
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Installations portuaires de Port-Cartier2024
Stack / Point · 101.026 tonnes
ArcelorMittal Infrastructure Canada s.e.n.c. · Port-Cartier, QC · INRP/NPRI 27752
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
KRONOS Canada, Inc.2024
Stack / Point · 1170 tonnes
KRONOS Canada, Inc. · Varennes, QC · INRP/NPRI 1561
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Kraft Nordic, s.e.c. - Usine de pâtes kraft de Lebel-sur-Quévillon2024
Fugitive · 1.22 tonnes
Kraft Nordic, s.e.c. · Lebel-sur-Quévillon, QC · INRP/NPRI 279
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Kraft Nordic, s.e.c. - Usine de pâtes kraft de Lebel-sur-Quévillon2024
Stack / Point · 121.87 tonnes
Kraft Nordic, s.e.c. · Lebel-sur-Quévillon, QC · INRP/NPRI 279
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Kruger Trois-Rivières S.E.C.2024
Stack / Point · 39.175 tonnes
Kruger inc · Trois-Rivières, QC · INRP/NPRI 5515
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
Kruger Wayagamack Inc.2024
Stack / Point · 69.45 tonnes
Kruger Wayagamack S.E.C. · Trois-Rivières, QC · INRP/NPRI 2502
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗
LA CIE MATÉRIAUX DE CONSTRUCTION BP CANADA - LASALLE2024
Stack / Point · 106.329 tonnes
La Cie Matériaux de Construction BP Canada · LaSalle, QC · INRP/NPRI 6241
Corporate identity awaiting government-registry validation.
Official NPRI dataset ↗

Equivalent concepts in other registries

These links require an exact shared identifier; names alone are never sufficient.

sulfur dioxide
GLOBAL · CAS 7446-09-5
Verification source

Safety and technical documents

General references and manufacturer-specific SDS documents are kept separate.

0 document(s)

No verified SDS or technical sheet is linked yet. This absence is explicit and does not mean that no document exists.

End-to-end traceability

Only links supported by an identified source are published. Missing evidence remains explicitly unknown.

Partial chain

Evidence still missing

Country or region of origin
Raw-material producer
Ingredient manufacturer
Distributor
Transformation steps

Method: a company’s registration country is never used as evidence of a material’s origin.

Products containing this ingredient

Life Essentials

non_medicinal