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SDS sources & collection methods

Official reference sources

Each reference links to its originating organization. RESDS is an independent document library; these links do not imply endorsement or certification.

Reference fieldSourceScope
CAS RN & chemical identityCAS Common Chemistry ↗Look up the CAS record. Not every CAS RN is in the public collection.
Chemical name, formula, molecular weight, synonyms & structurePubChem · NCBI / NLM / NIH ↗Compound reference data; individual entries may include contributed information.
Global classification & labelling frameworkUnited Nations · UNECE GHS ↗GHS Rev.11 (2025). A framework, not a product-specific hazard classification.
European Union · CLP & substance informationECHA / ECHA CHEM ↗Check harmonised classifications separately from company notifications.
Australia · industrial chemical inventoryAICIS ↗Search the inventory by CAS RN. Inventory listing is not a safety approval.

Product composition, grade, hazards, handling and revision dates remain those of the original publisher SDS. Reference properties are displayed only after a single PubChem compound result and an exact CAS synonym match. A matching CAS does not independently certify product composition. Values carry their retrieval date; missing or ambiguous matches remain official lookup links.

About this collection

RESDS is a public reference library for rare earth material documents. The publisher named on each record is the document’s original supplier or issuing organization. RESDS hosts a copy; it does not issue, certify or endorse that SDS.

Original files and searchable text

Original PDFs are retained and identified by a SHA-256 file checksum. A matching checksum identifies the same file; it does not verify the accuracy of its safety statements. Full text is extracted page by page in the original language. OCR is identified where used. Formatting, tables, symbols and recognition errors must be checked against the original PDF.

Dates, materials and versions

The original SDS revision is copied from the document. “Added to RESDS” is the date this copy was published here, and “Record updated” is the date its substantive website content changed. Neither means the supplier revised the SDS on that date. All versions held here remain available; ask the supplier for its latest applicable version.

Material indexes use product-identification metadata. Element associations use the original identification and composition sections, with page references shown on each document. They do not infer composition from incidental words elsewhere in the SDS. CAS-reference indexes may include mixture components. An unclassified record remains searchable. Community uploads and source links are not automatically independently verified.

Original source register

1797 documents · Source links below are retained as supplied or collected. A link may move or become unavailable at the original publisher.

DocumentPublisherOriginal revisionAdded to RESDSSource
Gadolinium(III) nitrate hexahydrate (99.9%-Gd) (REO) 93-6417 SDS – CAS 19598-90-4 – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Holmium chips (99% REO) 93-6731 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium chips (99% REO) 93-6731 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium chips (99% REO) 93-6731 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium chips (99% REO) 93-6731 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium chips (99% REO) 93-6731 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium chips (99% REO) 93-6731 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-15Original source
Holmium foil (99.9% REO) 93-6733 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium foil (99.9% REO) 93-6734 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium foil (99.9% REO) 93-6734 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium foil (99.9% REO) 93-6734 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-15Original source
Holmium foil (99.9% REO) 93-6734 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium foil (99.9% REO) 93-6734 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium foil (99.9% REO) 93-6733 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium foil (99.9% REO) 93-6733 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-15Original source
Holmium foil (99.9% REO) 93-6734 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium foil (99.9% REO) 93-6733 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium foil (99.9% REO) 93-6733 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium foil (99.9% REO) 93-6733 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium ingot (99.9% REO) 93-6732 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-15Original source
Holmium ingot (99.9% REO) 93-6732 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium ingot (99.9% REO) 93-6732 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium ingot (99.9% REO) 93-6732 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium ingot (99.9% REO) 93-6732 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium ingot (99.9% REO) 93-6732 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium powder (99.9% REO) 93-6730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium powder (99.9% REO) 93-6730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium powder (99.9% REO) 93-6730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium powder (99.9% REO) 93-6730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium powder (99.9% REO) 93-6730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium powder (99.9% REO) 93-6730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Holmium(III) acetate monohydrate (99.9%-Ho) (REO) 93-6726 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) acetate monohydrate (99.9%-Ho) (REO) 93-6726 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) acetate monohydrate (99.9%-Ho) (REO) 93-6726 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) acetate monohydrate (99.9%-Ho) (REO) 93-6726 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) acetate monohydrate (99.9%-Ho) (REO) 93-6726 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-15Original source
Holmium(III) acetate monohydrate (99.9%-Ho) (REO) 93-6726 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) chloride hexahydrate (99.9%-Ho) (REO) 93-6722 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) chloride hexahydrate (99.9%-Ho) (REO) 93-6722 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) chloride hexahydrate (99.9%-Ho) (REO) 93-6722 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) chloride hexahydrate (99.9%-Ho) (REO) 93-6722 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) chloride hexahydrate (99.9%-Ho) (REO) 93-6722 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) chloride hexahydrate (99.9%-Ho) (REO) 93-6722 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Holmium(III) chloride, anhydrous (99.9%-Ho) (REO) 93-6721 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) chloride, anhydrous (99.9%-Ho) (REO) 93-6721 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) chloride, anhydrous (99.9%-Ho) (REO) 93-6721 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) chloride, anhydrous (99.9%-Ho) (REO) 93-6721 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) chloride, anhydrous (99.9%-Ho) (REO) 93-6721 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) chloride, anhydrous (99.9%-Ho) (REO) 93-6721 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Holmium(III) nitrate hydrate (99.9%-Ho) (REO) 93-6712 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) nitrate hydrate (99.9%-Ho) (REO) 93-6712 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) nitrate hydrate (99.9%-Ho) (REO) 93-6712 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) nitrate hydrate (99.9%-Ho) (REO) 93-6712 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-14Original source
Holmium(III) nitrate hydrate (99.9%-Ho) (REO) 93-6712 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Holmium(III) oxide (99.9%-Ho) (REO) 93-6713 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) oxide (99.9%-Ho) (REO) 93-6713 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) oxide (99.9%-Ho) (REO) 93-6713 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) oxide (99.9%-Ho) (REO) 93-6713 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Holmium(III) oxide (99.9%-Ho) (REO) 93-6713 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Holmium(III) oxide (99.9%-Ho) (REO) 93-6713 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Holmium(III) trifluoromethanesulfonate, min. 98% (Holmium triflate) 67-6000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/14/20212026-09-15Original source
Holmium(III) trifluoromethanesulfonate, min. 98% (Holmium triflate) 67-6000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.14.07.20212026-09-15Original source
Holmium(III) trifluoromethanesulfonate, min. 98% (Holmium triflate) 67-6000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.14.07.20212026-09-15Original source
Holmium(III) trifluoromethanesulfonate, min. 98% (Holmium triflate) 67-6000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.142026-09-15Original source
Holmium(III) trifluoromethanesulfonate, min. 98% (Holmium triflate) 67-6000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.14.07.20212026-09-15Original source
Holmium(III) trifluoromethanesulfonate, min. 98% 67-6000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.142026-09-15Original source
Lanthanum boride (99%-La) 93-5735 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Lanthanum powder (99.9% REO) 93-5745 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-14Original source
Lanthanum(III) chloride hydrate (99.999+%-La) (low Ca, Fe, Mg) PURATREM 57-5730 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.182026-09-14Original source
Lutetium foil (99.9% REO) 71-0055 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.18.07.20212026-09-15Original source
Lutetium foil (99.9% REO) 71-0055 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.182026-09-15Original source
Lutetium foil (99.9% REO) 71-0055 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.18.07.20212026-09-15Original source
Lutetium foil (99.9% REO) 71-0055 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.18.07.20212026-09-15Original source
Lutetium foil (99.9% REO) 71-0055 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.182026-09-15Original source
Lutetium foil (99.9% REO) 71-0055 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/18/20212026-09-14Original source
Lutetium(III) chloride hexahydrate (99.9%-Lu) (REO) 93-7111 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Lutetium(III) chloride hexahydrate (99.9%-Lu) (REO) 93-7111 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Lutetium(III) chloride hexahydrate (99.9%-Lu) (REO) 93-7111 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Lutetium(III) chloride hexahydrate (99.9%-Lu) (REO) 93-7111 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Lutetium(III) chloride hexahydrate (99.9%-Lu) (REO) 93-7111 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Lutetium(III) chloride hexahydrate (99.9%-Lu) (REO) 93-7111 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Lutetium(III) chloride, anhydrous (99.9%-Lu) (REO) 93-7101 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Lutetium(III) chloride, anhydrous (99.9%-Lu) (REO) 93-7101 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.212026-09-15Original source
Lutetium(III) chloride, anhydrous (99.9%-Lu) (REO) 93-7101 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Lutetium(III) chloride, anhydrous (99.9%-Lu) (REO) 93-7101 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Lutetium(III) chloride, anhydrous (99.9%-Lu) (REO) 93-7101 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-15Original source
Lutetium(III) chloride, anhydrous (99.9%-Lu) (REO) 93-7101 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Lutetium(III) trifluoromethanesulfonate, min. 98% (Lutetium triflate) 71-1000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.18.07.20212026-09-15Original source
Lutetium(III) trifluoromethanesulfonate, min. 98% (Lutetium triflate) 71-1000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.182026-09-15Original source
Lutetium(III) trifluoromethanesulfonate, min. 98% (Lutetium triflate) 71-1000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.18.07.20212026-09-15Original source
Lutetium(III) trifluoromethanesulfonate, min. 98% (Lutetium triflate) 71-1000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.18.07.20212026-09-15Original source
Lutetium(III) trifluoromethanesulfonate, min. 98% (Lutetium triflate) 71-1000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/18/20212026-09-14Original source
Lutetium(III) trifluoromethanesulfonate, min. 98% 71-1000 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.2021.07.182026-09-15Original source
Neodymium(III) 2-ethylhexanoate (10-15% Nd) 60-2400 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/18/20212026-09-14Original source
Neodymium(III) chloride hexahydrate (99.9%-Nd) (REO) 93-6030 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Neodymium(III) chloride hydrate (99.997%-Nd) (REO) PURATREM 60-6030 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/18/20212026-09-14Original source
Neodymium(III) iodide, anhydrous (99.9%-Nd) 93-6007 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Neodymium(III) nitrate hexahydrate (99.9%-Nd) (REO) 93-6008 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source
Neodymium(III) nitrate hexahydrate (99.999%-Nd) (REO) PURATREM 93-6024 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.21.07.20212026-09-14Original source
Neodymium(III) oxide (99.99+%-Nd) (REO) PURATREM 93-6009 SDS – Strem Chemicals, Inc.Strem Chemicals, Inc.07/21/20212026-09-14Original source

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