# Thulium \(III\) Fluoride, anhydrous – ProChem SDS Text extracted from the original PDF. Tables, images, symbols and OCR may differ. Check the original PDF for safety information. - **Document title:** Thulium \(III\) Fluoride, anhydrous – ProChem SDS - **Publisher:** ProChem, Inc\. - **Material:** Thulium \(III\) Fluoride, anhydrous - **CAS number:** 13760\-79\-7 - **Product code / grade:** 3604 - **Document type:** SDS - **Original language:** English - **Region:** United States - **Revision date:** 09/14 - **Page count:** 4 - **Original filename:** prochem\-thuliumfluorideanhydrous\-3604\.pdf - **RESDS page:** https://resds\.com/document/thulium\-iii\-fluoride\-anhydrous\-prochem\-en\-27a69c7dfd - **Original PDF:** https://resds\.com/pdf/thulium\-iii\-fluoride\-anhydrous\-prochem\-en\-27a69c7dfd\.pdf - **Source URL:** https://prochemonline\.com/wp\-content/uploads/2021/06/3604\.ThuliumIIIFluorideAnhydrous\.pdf - **Description:** Collected by RESDS\. Original publisher PDF retained\. Original ProChem SDS for Thulium \(III\) Fluoride, anhydrous\. Product number 3604; revision 09/14\. Publication authorized by the user on 2026\-09\-14\. ## Page 1 ```text SECTION 1 PRODUCT AND COMPANY INFORMATION PRODUCT NAME: Thulium (III) Fluoride, anhydrous PRODUCT NUMBER: 3604 CAS NUMBER: 13760-79-7 SYNONYMS: Thulium trifluoride MANUFACTURER: Prochem, Inc. PHONE: 815-398-1788 826 Roosevelt Road FAX: 815-398-1810 Rockford, IL 61109 TOLL FREE: 800-795-8788 IN CASE OF TRANSPORTATION EMERGENCY CONTACT CHEM-TREC: 1-800-424-9300 SECTION 2 HAZARDS IDENTIFICATION CLASSIFICATION OF SUBSTANCE OR MIXTURE Pictogram Signal Word Danger Hazard Statements H301+H311+H331 Toxic if swallowed, in contact with skin, or if inhaled. H319 Causes serious eye irritation. H335 May cause respiratory irritation. Precautionary Phrases P261 Avoid breathing dust/fume/gas/mist/vapors/spray. P264 Wash skin thoroughly after handling. P270 Do not eat, drink, or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P302+P352 IF ON SKIN: Wash with plenty of soap and water. P304+P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P312 Call a POISON CNTER or doctor/physician if you feel unwell. P361 Remove/take off immediately all contaminated clothing. P363 Wash contaminated clothing before reuse. P403+P233 Store in a well-ventilated place. THULIUM (III) FLUORIDE PAGE 1 ``` ## Page 2 ```text SECTION 2 HAZARDS IDENTIFICATION (Cont.) HMIS CLASSIFICATION: Health: 2 Fire: 0 Reactivity Hazard: 0 NFPA RATING: Health: 2 Flammability: 0 Reactivity Hazard: 0 EYE CONTACT: Causes irritation of the eyes. SKIN CONTACT: Causes slight to mild irritation of the skin. INHALATION: Irritating to the respiratory tract. INGESTION: Toxicity reduced to the extent that this compound is relatively insoluble. In large amounts may cause vomiting, abdominal pain, and diarrhea. SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS Formula: TmF3 Molecular Weight: 225.93 CHEMICAL NAME CAS# % Thulium (III) Fluoride 13760-79-7 100 SECTION 4 FIRST AID MEASURES EYE EXPOSURE: Immediately flush the eyes with copious amounts of water for at least 15 minutes. Assure flushing under eyelids. A victim may need assistance in keeping their eyelids open. Get immediate competent medical attention. SKIN EXPOSURE: Wash affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if irritation persists. INHALATION: Remove to fresh air and keep at rest. If breathing is difficult, give oxygen. If not breathing, give artificial respiration. Get medical attention if necessary. INGESTION: Do NOT induce vomiting. Never give anything by mouth to an unconscious person. If conscious, wash out mouth with water. Get medical attention if necessary. SECTION 5 FIREFIGHTING MEASURES FLASH POINT: Product is not flammable AUTO IGNITION TEMPERATURE: Not available EXPLOSION LIMITS: Not available EXTINGUISHING MEDIUM: Use fire fighting measures that suit the surrounding fire. SPECIAL FIRE FIGHTING PROCEDURES: Wear self-contained, approved breathing apparatus and full protective clothing, including eye protection and boots. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: Hydrogen fluoride and Thulium oxides SECTION 6 ACCIDENTAL RELEASE MEASURES PERSONAL PRECAUTIONS: Wear all appropriate equipment when using this material. Ensure adequate ventilation. Avoid breathing dust. ENVIRONMENTAL PRECAUTIONS: Prevent spillage from entering drains or allowing to be released into the environment. METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP: Pick up and arrange disposal without creating dust. Sweep up and keep in suitable, closed containers for disposal. Do not flush with water. Dispose of all waste and cleanup materials in accordance with regulations. SECTION 7 HANDLING AND STORAGE PRECAUTIONS FOR SAFE HANDLING: Wear appropriate personal protective equipment. Use with adequate ventilation. Wash thoroughly after using. Keep container closed when not in use. Avoid formation of dusts and aerosols. CONDITIONS FOR SAFE STORAGE: Store in cool, dry, and well-ventilated area. Handle under a dry atmosphere or air or nitrogen. Prolong exposure to the atmosphere may degrade the product. Store away from water, moisture, and acids. THULIUM (III) FLUORIDE PAGE 2 ``` ## Page 3 ```text SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION EXPOSURE CONTROLS Component Exposure Limits Basis Entity Thulium (III) Fluoride 2.5 mg/m3 TLV ACGIH 2.5 mg/m3 PEL OSHA 2.5 mg/m3 REL NIOSH 3mg/g* BEI-U ACGIH 10mg/g** BEI-U ACGIH *Prior to shift **End of shift TLV: Threshold Limit Value over 8 hours of work. REL: Recommended Exposure Limit PEL: Permissible Exposure Limit BEI-U: Biological Exposure Indices in Urine EYE PROTECTION: Wear chemical safety glasses or goggles. SKIN PROTECTION: Wear nitrile or rubber gloves, apron, or lab coat. VENTILATION: Provide local exhaust, preferably mechanical. RESPIRATOR: Use an approved respirator. ADDITIONAL PROTECTION: Provide eyewash stations, quick-drench showers and washing facilities accessible to areas of use and handling. SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES COLOR AND FORM: Off white powder ODOR: None MOLECULAR WEIGHT: 225.93 BOILING POINT: 2200° C MELTING POINT: 1158° C SPECIFIC GRAVITY: 7.9 gm/ml VAPOR DENSITY: No data available SOLUBILITY: Insoluble SECTION 10 STABILITY AND REACTIVITY STABILITY: Stable HAZARDOUS POLYMERIZATION: Will not occur CONDITIONS TO AVOID: Contact with moisture INCOMPATIBILITY: Strong oxidizing agents, acids, water, and moisture. DECOMPOSITION PRODUCTS: Thulium oxides and hydrogen fluoride SECTION 11 TOXICOLOGICAL DATA ACUTE TOXICITY: Harmful if inhaled, in contact with skin, or swallowed. Danger through skin absorption. CARCINOGENIC EFFECTS: No components of this product present at levels greater than or equal to 0.1% is identified a carcinogen. MUTAGENIC EFFECTS: Not available TETRATOGENIC EFFECTS: Not available To the best of our knowledge the toxicological effects of this compound have not been fully investigated. SECTION 12 ECOLOGICAL DATA No data available. SECTION 13 DISPOSAL CONSIDERATIONS Dispose of in according to local, state, and federal regulations. THULIUM (III) FLUORIDE PAGE 3 ``` ## Page 4 ```text SECTION 14 TRANSPORTATION DATA UN3288 Toxic solid, inorganic, n.o.s. (Thulium (III) fluoride) CLASS 6.1 PG III Marine Pollutant: No SECTION 15 REGULATORY INFORMATION TSCA: Listed in the TSCA inventory DSCL (EEC): Listed on the DSCL inventory SARA 302/304: Not Listed SARA 311/312: Acute Health Hazard SARA (TITLE 313): Not Listed PENNSYLVANIA RIGHT TO KNOW: Thulium (III) Fluoride NEW JERSEY RIGHT TO KNOW: Thulium (III) Fluoride CALIFORNIA PROP. 65: Not Listed WHMIS CANADA: Class D-1B: Toxic material causing immediate and serious toxic effects. Class D-2B: Toxic material causing other toxic effects. SECTION 16 OTHER INFORMATION DISCLAIMER: The information herein is believed to be accurate and reliable as of the date compiled. However, Prochem, Inc. makes no representation, warranty, or guarantee of any kind with respect to the information in this document or any use of the product based on the information. DATE PREPARED: 09/14 THULIUM (III) FLUORIDE PAGE 4 ```