# Thulium \(III\) Chloride Hydrate – 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 \(III\) Chloride Hydrate – ProChem SDS - **Publisher:** ProChem, Inc\. - **Material:** Thulium \(III\) Chloride Hydrate - **CAS number:** 19423\-86\-0 - **Product code / grade:** 3598 - **Document type:** SDS - **Original language:** English - **Region:** United States - **Revision date:** 10/14 - **Page count:** 3 - **Original filename:** prochem\-thuliumchloride\-3598\.pdf - **RESDS page:** https://resds\.com/document/thulium\-iii\-chloride\-hydrate\-prochem\-en\-6ebe9b9040 - **Original PDF:** https://resds\.com/pdf/thulium\-iii\-chloride\-hydrate\-prochem\-en\-6ebe9b9040\.pdf - **Source URL:** https://prochemonline\.com/wp\-content/uploads/2021/06/3598\.ThuliumIIIChlorideHydrate\.pdf - **Description:** Collected by RESDS\. Original publisher PDF retained\. Original ProChem SDS for Thulium \(III\) Chloride Hydrate\. Product number 3598; revision 10/14\. Publication authorized by the user on 2026\-09\-14\. ## Page 1 ```text SECTION 1 PRODUCT AND COMPANY INFORMATION PRODUCT NAME: Thulium (III) Chloride Hydrate PRODUCT NUMBER: 3598 CAS NUMBER: 19423-86-0 SYNONYMS: Thulium Trichloride Hydrate 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 Warning Hazard Statements H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. Precautionary Phrases P261 Avoid breathing dust/fume/gas/mist/vapors/spray. P302+P352 IF ON SKIN: Wash with plenty of water. P305+P351+P338 IF IN EYES: Rinse cautiously with waster for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. P501 Dispose of contents/container to an approved waste disposal plant. HMIS CLASSIFICATION: Health: 1 Fire: 0 Reactivity Hazard: 0 NFPA RATING: Health: 1 Flammability: 0 Reactivity Hazard: 0 EYE CONTACT: May cause mild irritation to the eyes. SKIN CONTACT: May cause slight irritation of the skin. INHALATION: May cause irritation of the respiratory tract. INGESTION: May be harmful if swallowed. THULIUM (III) CHLORIDE HYDRATE PAGE 1 ``` ## Page 2 ```text SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS Formula: TmCl3 Ÿ XH2O Molecular Weight: 275.29 (anhy.) CHEMICAL NAME CAS# % Thulium (III) Chloride Hydrate 19423-86-0 100 SECTION 4 FIRST AID MEASURES EYE EXPOSURE: Immediately flush the eyes with copious amounts of water for at least 15 minutes. A victim may need assistance in keeping their eyelids open. Get immediate medical attention. SKIN EXPOSURE: Wash the affected area with copious amounts of water. Remove contaminated clothing. 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: Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce vomiting only if directed by medical personnel. 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 chloride gas and thulium oxides SECTION 6 ACCIDENTAL RELEASE MEASURES PERSONAL PRECAUTIONS: Wear all appropriate equipment when using this material. Ensure adequate ventilation. Keep unprotected persons away. ENVIRONMENTAL PRECAUTIONS: Prevent spillage from entering drains or allowing to be released into the environment. METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP: Small spills can be mixed with vermiculite or sodium carbonate and swept up. SECTION 7 HANDLING AND STORAGE PRECAUTIONS FOR SAFE HANDLING: Wear appropriate personal protective equipment. Use with adequate ventilation. Keep container tightly closed. CONDITIONS FOR SAFE STORAGE: Store in cool, dry, and well-ventilated area. Hygroscopic. Store under dry inert gas. Protect from humidity and water. SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION EXPOSURE CONTROLS: Contains no substances with occupational exposure limit values. 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. THULIUM (III) CHLORIDE HYDRATE PAGE 2 ``` ## Page 3 ```text SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES COLOR AND FORM: Green crystals ODOR: None MOLECULAR WEIGHT: 275.29 (anhy.) BOILING POINT: Not available MELTING POINT: Not available SPECIFIC GRAVITY: Not available SOLUBILITY: Soluble SECTION 10 STABILITY AND REACTIVITY STABILITY: Stable HAZARDOUS POLYMERIZATION: Will not occur CONDITIONS TO AVOID: Moisture INCOMPATIBILITY: Strong oxidizing agents, strong acids, strong bases, and active metals. DECOMPOSITION PRODUCTS: Hydrogen chloride gas and thulium oxides SECTION 11 TOXICOLOGICAL DATA ACUTE TOXICITY: Not available 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 RTECS: XP0525000 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. SECTION 14 TRANSPORTATION DATA Not a dangerous good. SECTION 15 REGULATORY INFORMATION TSCA: Listed in the TSCA inventory SARA 302/304: Not Listed SARA 311/312: Not available SARA (TITLE 313): Not Listed CALIFORNIA PROP. 65: Not Listed 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: 10/14 THULIUM (III) CHLORIDE HYDRATE PAGE 3 ```