# Yttrium Cobalt lump SDS – Avocado Research Chemicals Ltd\. \(Part of Thermo Fisher Scientific\) 原本PDFから抽出したテキストです。表、画像、記号、OCR結果は原本と異なる場合があります。安全情報は原本PDFで確認してください。 - **文書名:** Yttrium Cobalt lump SDS – Avocado Research Chemicals Ltd\. \(Part of Thermo Fisher Scientific\) - **発行元:** Avocado Research Chemicals Ltd\. \(Part of Thermo Fisher Scientific\) - **材料:** Yttrium Cobalt lump - **CAS番号:** Not stated - **製品番号・グレード:** ALFAA12952 - **文書種類:** SDS - **原文の言語:** English - **地域:** United Kingdom - **改訂日:** 05\-Aug\-2026 - **ページ数:** 9 - **原本ファイル名:** thermofisher\-ALFAA12952\-Yttrium\-EN\.pdf - **RESDSページ:** https://resds\.com/document/yttrium\-cobalt\-lump\-sds\-avocado\-research\-chemicals\-ltd\-part\-of\-thermo\-fisher\-en\-7666c8b90f - **原本PDF:** https://resds\.com/pdf/yttrium\-cobalt\-lump\-sds\-avocado\-research\-chemicals\-ltd\-part\-of\-thermo\-fisher\-en\-7666c8b90f\.pdf - **情報源URL:** https://assets\.thermofisher\.com/DirectWebViewer/private/results\.aspx?LANGUAGE=d\_\_EN&PLANT=d\_\_ALF&SKU=ALFAA12952&SUBFORMAT=d\_\_CGV4&page=NewSearch - **説明:** Collected by RESDS\. Original publisher PDF retained\. Original manufacturer safety data sheet for Yttrium Cobalt lump\. Product number: ALFAA12952\. Original revision: 05\-Aug\-2026\. Published under the file\-level authorization confirmed by the user for the frozen 1,125\-file manifest\. ## ページ 1 ```text Page 1 / 9 SAFETY DATA SHEET Revision Date 05-Aug-2026 Version 8 ALFAA12952 Yttrium Cobalt lump SECTION 1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING 产品说明:产品说明:产品说明:产品说明: 钇钴块,钇钴块,钇钴块,钇钴块,REacton®REacton®REacton®REacton® Product Description: Yttrium Cobalt lump Cat No. : 12952 Molecular Formula Y:Co; 84:15 wt% (Ca 1%) Supplier Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific) Shore Road, Heysham Lancashire, LA3 2XY, United Kingdom Office Tel: +44 (0) 1524 850506 Office Fax: +44 (0) 1524 850608 Emergency Telephone Number For information US call: 001-800-227-6701 / Europe call: +32 14 57 52 11 Emergency Number US:001-201-796-7100 / Europe: +32 14 57 52 99 CHEMTREC Tel. No. US:001-800-424-9300 / Europe:001-703-527-3887 E-mail address begel.sdsdesk@thermofisher.com Recommended Use Laboratory chemicals. Uses advised against No Information available SECTION 2. HAZARD IDENTIFICATION Physical State Appearance Odor Solid Grey Odorless Emergency Overview Self-heating in large quantities; may catch fire. In contact with water releases flammable gas. May cause an allergic skin reaction. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Suspected of causing genetic defects. May cause cancer. May damage fertility or the unborn child. Classification of the substance or mixture Self-heating substances/mixtures Substances/mixtures which, in contact with water, emit Category 2 flammable gases Respiratory Sensitization Category 1B Skin Sensitization Category 1 Germ Cell Mutagenicity Category 2 Carcinogenicity Category 1B Reproductive Toxicity Category 1B Label Elements ______________________________________________________________________________________________ Page 1 ``` ## ページ 2 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 2 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ Signal Word Danger Hazard Statements H252 - Self-heating in large quantities; may catch fire H261 - In contact with water releases flammable gases H317 - May cause an allergic skin reaction H334 - May cause allergy or asthma symptoms or breathing difficulties if inhaled H341 - Suspected of causing genetic defects H350 - May cause cancer H360 - May damage fertility or the unborn child Precautionary Statements Prevention P201 - Obtain special instructions before use P202 - Do not handle until all safety precautions have been read and understood P231 + P232 - Handle and store contents under inert gas. Protect from moisture P261 - Avoid breathing dust/fume/gas/mist/vapors/spray P272 - Contaminated work clothing should not be allowed out of the workplace P280 - Wear protective gloves P284 - In case of inadequate ventilation wear respiratory protection Response P304 + P341 - IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing P308 + P313 - IF exposed or concerned: Get medical advice/attention P342 + P311 - If experiencing respiratory symptoms: Call a POISON CENTER or doctor P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish P302 + P335 + P334 - IF ON SKIN: Brush off loose particles from skin. Immerse in cool water P362 + P364 - Take off contaminated clothing and wash it before reuse Storage P402 + P404 - Store in a dry place. Store in a closed container Disposal P501 - Dispose of contents/ container to an approved waste disposal plant Physical and Chemical Hazards Self-heating in large quantities; may catch fire. In contact with water releases flammable gas. Health Hazards May cause an allergic skin reaction. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Suspected of causing genetic defects. May cause cancer. May damage fertility or the unborn child. Environmental hazards Contains no substances known to be hazardous to the environment or not degradable in waste water treatment plants. This product does not contain any known or suspected endocrine disruptors. SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS Component CAS No Weight % Yttrium 7440-65-5 84 Cobalt 7440-48-4 15 Calcium 7440-70-2 1 SECTION 4. FIRST AID MEASURES ______________________________________________________________________________________________ Page 2 ``` ## ページ 3 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 3 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ General Advice If symptoms persist, call a physician. Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Get medical attention. Skin Contact Wash off immediately with plenty of water for at least 15 minutes. If skin irritation persists, call a physician. Inhalation Remove to fresh air. If not breathing, give artificial respiration. Get medical attention if symptoms occur. Ingestion Clean mouth with water and drink afterwards plenty of water. Get medical attention if symptoms occur. Most important symptoms and effects None reasonably foreseeable. . May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause allergic skin reaction. Symptoms of allergic reaction may include rash, itching, swelling, trouble breathing, tingling of the hands and feet, dizziness, lightheadedness, chest pain, muscle pain or flushing Self-Protection of the First Aider Ensure that medical personnel are aware of the material(s) involved, take precautions to protect themselves and prevent spread of contamination. Notes to Physician Treat symptomatically. SECTION 5. FIRE-FIGHTING MEASURES Suitable Extinguishing Media approved class D extinguishers. Extinguishing media which must not be used for safety reasons Water may be ineffective. Specific Hazards Arising from the Chemical Thermal decomposition can lead to release of irritating gases and vapors. Protective Equipment and Precautions for Firefighters As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear. SECTION 6. ACCIDENTAL RELEASE MEASURES Personal Precautions Ensure adequate ventilation. Use personal protective equipment as required. Avoid dust formation. No special precautions required. Environmental Precautions Should not be released into the environment. Do not allow material to contaminate ground water system. Do not flush into surface water or sanitary sewer system. Methods for Containment and Clean Up Sweep up and shovel into suitable containers for disposal. Keep in suitable, closed containers for disposal. Pick up and transfer to properly labelled containers. Refer to protective measures listed in Sections 8 and 13. ______________________________________________________________________________________________ Page 3 ``` ## ページ 4 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 4 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ SECTION 7. HANDLING AND STORAGE Handling Wear personal protective equipment/face protection. Ensure adequate ventilation. Do not get in eyes, on skin, or on clothing. Avoid ingestion and inhalation. Avoid dust formation. Storage Keep in a dry place. Keep away from acids. Specific Use(s) Use in laboratories SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION Control Parameters Component China ACGIH TLV OSHA PEL NIOSH Yttrium TWA: 1 mg/m3 TWA: 1 mg/m3 (Vacated) TWA: 1 mg/m3 IDLH: 500 mg/m3 TWA: 1 mg/m3 REL = 1 mg/m3 (TWA) Cobalt TWA: 0.05 mg/m3 TWA: 0.02 mg/m3 (Vacated) TWA: 0.05 mg/m3 IDLH: 20 mg/m3 STEL: 0.1 mg/m3 TWA: 0.1 mg/m3 REL = 0.05 mg/m3 (TWA) Component Hong Kong Thailand European Union The United Kingdom Yttrium - STEL: 3 mg/m3 15 min TWA: 1 mg/m3 8 hr Cobalt TWA: 0.02 mg/m3 TWA: 0.1 mg/m3 STEL: 0.3 mg/m3 15 min TWA: 0.1 mg/m3 8 hr Resp. Sens. Legend ACGIH - American Conference of Governmental Industrial Hygienists OSHA - Occupational Safety and Health Administration NIOSH: NIOSH - National Institute for Occupational Safety and Health Monitoring methods BS EN 14042:2003 Title Identifier: Workplace atmospheres. Guide for the application and use of procedures for the assessment of exposure to chemical and biological agents. MDHS14/3 General methods for sampling and gravimetric analysis of respirable and inhalable dust Exposure Controls Engineering Measures None under normal use conditions. . Personal protective equipment Eye Protection Wear safety glasses with side shields (or goggles) (European standard - EN 166) Hand Protection No special protective equipment required Glove material Breakthrough time Glove thickness EU standard Glove comments Natural rubber See manufacturers - EN 374 (minimum requirement) Nitrile rubber recommendations Neoprene PVC Skin and body protection Long sleeved clothing Respiratory Protection No special protective equipment required. ______________________________________________________________________________________________ Page 4 ``` ## ページ 5 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 5 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ Large scale/emergency use Use a NIOSH/MSHA or European Standard EN 136 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced Recommended Filter type: Particulates filter conforming to EN 143 Small scale/Laboratory use No personal respiratory protective equipment normally required Use a NIOSH/MSHA or European Standard EN 149:2001 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Recommended half mask:- Particle filtering: EN149:2001 When RPE is used a face piece Fit Test should be conducted Hygiene Measures Handle in accordance with good industrial hygiene and safety practice. Environmental exposure controls No information available. SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES Appearance Grey Physical State Solid Odor Odorless Odor Threshold No data available pH Not applicable Melting Point/Range No data available Softening Point No data available Boiling Point/Range No information available Flash Point No information available Method - No information available Evaporation Rate Not applicable Solid Flammability (solid,gas) No information available Explosion Limits No data available Vapor Pressure No data available Vapor Density Not applicable Solid Specific Gravity / Density No data available Bulk Density No data available Water Solubility No information available Solubility in other solvents No information available Partition Coefficient (n-octanol/water) Component log Pow Cobalt 5 Autoignition Temperature No data available Decomposition Temperature No data available Viscosity Not applicable Solid Explosive Properties No information available Oxidizing Properties No information available Molecular Formula Y:Co; 84:15 wt% (Ca 1%) SECTION 10. STABILITY AND REACTIVITY Stability Stable under normal conditions. Hazardous Reactions None under normal processing. Hazardous Polymerization No information available. Conditions to Avoid None known. Materials to avoid No information available. ______________________________________________________________________________________________ Page 5 ``` ## ページ 6 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 6 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ Hazardous Decomposition Products Yttrium oxide. Cobalt oxides. Calcium oxides. SECTION 11. TOXICOLOGICAL INFORMATION Product Information (a) acute toxicity; Toxicology data for the components Component LD50 Oral LD50 Dermal LC50 Inhalation Cobalt LD50 = 6171 mg/kg ( Rat ) LC50 < 0.05 mg/L ( Rat ) 4 h (b) skin corrosion/irritation; No data available (c) serious eye damage/irritation; No data available (d) respiratory or skin sensitization; Respiratory Sub Category 1B Skin Category 1 May cause sensitization by skin contact (e) germ cell mutagenicity; Category 2 (f) carcinogenicity; Category 1B The table below indicates whether each agency has listed any ingredient as a carcinogen Component EU UK Germany IARC Cobalt Carc Cat. 1B Cat. 2 Group 2A (g) reproductive toxicity; Category 1B (h) STOT-single exposure; No data available (i) STOT-repeated exposure; No data available Target Organs None known. (j) aspiration hazard; Not applicable Solid Symptoms / effects,both acute and Symptoms of allergic reaction may include rash, itching, swelling, trouble breathing, tingling delayed of the hands and feet, dizziness, lightheadedness, chest pain, muscle pain or flushing SECTION 12. ECOLOGICAL INFORMATION Ecotoxicity effects May cause long-term adverse effects in the environment. Do not allow material to contaminate ground water system. Component Freshwater Fish Water Flea Freshwater Algae Microtox Cobalt LC50: > 100 mg/L, 96h static (Brachydanio rerio) ______________________________________________________________________________________________ Page 6 ``` ## ページ 7 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 7 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ Persistence and Degradability Product contains heavy metals. Discharge into the environment must be avoided. Special pre-treatment is necessary Persistence May persist. Degradability Not relevant for inorganic substances. Degradation in sewage Contains substances known to be hazardous to the environment or not degradable in waste treatment plant water treatment plants. Bioaccumulative Potential Product has a high potential to bioconcentrate Component log Pow Bioconcentration factor (BCF) Cobalt 5 No data available Mobility in soil No information available Endocrine Disruptor Information This product does not contain any known or suspected endocrine disruptors Persistent Organic Pollutant This product does not contain any known or suspected substance Ozone Depletion Potential This product does not contain any known or suspected substance SECTION 13. DISPOSAL CONSIDERATIONS Waste from Residues/Unused Waste is classified as hazardous. Dispose of in accordance with the European Directives Products on waste and hazardous waste. Dispose of in accordance with local regulations. Contaminated Packaging Dispose of this container to hazardous or special waste collection point. Empty containers retain product residue, (liquid and/or vapor), and can be dangerous. Keep product and empty container away from heat and sources of ignition. Other Information Waste codes should be assigned by the user based on the application for which the product was used. Do not flush to sewer. Can be landfilled or incinerated, when in compliance with local regulations. SECTION 14. TRANSPORT INFORMATION Road and Rail Transport Not Regulated IMDG/IMO Not regulated IATA Not regulated Special Precautions for User No special precautions required SECTION 15. REGULATORY INFORMATION International Inventories China, X = listed, U.S.A. (TSCA), Canada (DSL/NDSL), Europe (EINECS/ELINCS/NLP), Australia (AICS), Korea (KECL), China (IECSC), Japan (ENCS), Philippines (PICCS), Taiwan (TCSI), Japan (ISHL), New Zealand (NZIoC), Japan (ISHL). Component The List of IECSC EINECS TSCA DSL PICCS ENCS ISHL AICS KECL Inventory of dangerous ______________________________________________________________________________________________ Page 7 ``` ## ページ 8 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 8 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ Hazardous goods GB Chemicals 12268 - (2015 2012 Edition) Yttrium - - X 231-174-8 X X - X - KE-35468 Cobalt - - X 231-158-0 X X X X X KE-06060 Calcium X X X 231-179-5 X X X X X KE-04462 National Regulations SECTION 16. OTHER INFORMATION Prepared By Health, Safety and Environmental Department Revision Date 05-Aug-2026 Revision Summary SDS sections updated. Training Advice Chemical hazard awareness training, incorporating labelling, Safety Data Sheets (SDS), Personal Protective Equipment (PPE) and hygiene. Use of personal protective equipment, covering appropriate selection, compatibility, breakthrough thresholds, care, maintenance, fit and standards. First aid for chemical exposure, including the use of eye wash and safety showers. Legend CAS - Chemical Abstracts Service TSCA - United States Toxic Substances Control Act Section 8(b) Inventory EINECS/ELINCS - European Inventory of Existing Commercial Chemical DSL/NDSL - Canadian Domestic Substances List/Non-Domestic Substances/EU List of Notified Chemical Substances Substances List PICCS - Philippines Inventory of Chemicals and Chemical Substances ENCS - Japanese Existing and New Chemical Substances IECSC - Chinese Inventory of Existing Chemical Substances AICS - Australian Inventory of Chemical Substances KECL - Korean Existing and Evaluated Chemical Substances NZIoC - New Zealand Inventory of Chemicals WEL - Workplace Exposure Limit TWA - Time Weighted Average ACGIH - American Conference of Governmental Industrial Hygienists IARC - International Agency for Research on Cancer DNEL - Derived No Effect Level PNEC - Predicted No Effect Concentration RPE - Respiratory Protective Equipment LD50 - Lethal Dose 50% LC50 - Lethal Concentration 50% EC50 - Effective Concentration 50% NOEC - No Observed Effect Concentration POW - Partition coefficient Octanol:Water PBT - Persistent, Bioaccumulative, Toxic vPvB - very Persistent, very Bioaccumulative ICAO/IATA - International Civil Aviation Organization/International Air IMO/IMDG - International Maritime Organization/International Maritime Transport Association Dangerous Goods Code ADR - European Agreement Concerning the International Carriage of MARPOL - International Convention for the Prevention of Pollution from Dangerous Goods by Road Ships OECD - Organisation for Economic Co-operation and Development ATE - Acute Toxicity Estimate BCF - Bioconcentration factor VOC - (Volatile Organic Compound) Key literature references and sources for data https://echa.europa.eu/information-on-chemicals Suppliers safety data sheet, Chemadvisor - LOLI, Merck index, RTECS Physical hazards On basis of test data Health Hazards Calculation method Environmental hazards Calculation method Disclaimer The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the ______________________________________________________________________________________________ Page 8 ``` ## ページ 9 ```text ALFAA12952 SAFETY DATA SHEET Revision Date 05-Aug-2026Page 9 / 9 Yttrium Cobalt lump ______________________________________________________________________________________________ date of its publication. The information given is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a warranty or quality specification. The information relates only to the specific material designated and may not be valid for such material used in combination with any other materials or in any process, unless specified in the text End of Safety Data Sheet ______________________________________________________________________________________________ Page 9 ```