# Erbium \(lll\) 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:** Erbium \(lll\) Chloride Hydrate – ProChem SDS - **Publisher:** ProChem, Inc\. - **Material:** Erbium \(lll\) Chloride Hydrate - **CAS number:** 19423\-85\-9 - **Product code / grade:** 1694\-5 - **Document type:** SDS - **Original language:** English - **Region:** United States - **Revision date:** 08/26 - **Page count:** 4 - **Original filename:** prochem\-erbium\-iii\-chloride\-hydrate\-1694\-5\.pdf - **RESDS page:** https://resds\.com/document/erbium\-lll\-chloride\-hydrate\-prochem\-en\-b25273b8cf - **Original PDF:** https://resds\.com/pdf/erbium\-lll\-chloride\-hydrate\-prochem\-en\-b25273b8cf\.pdf - **Source URL:** https://prochemonline\.com/wp\-content/uploads/2026/08/1694\.5ErbiumlllChlorideHydrate\.pdf - **Description:** Collected by RESDS\. Original publisher PDF retained\. Original ProChem SDS for Erbium \(lll\) Chloride Hydrate\. Product number 1694\-5; revision 08/26\. Publication authorized by the user on 2026\-09\-14\. ## Page 1 ```text SECTION 1 PRODUCT AND COMPANY INFORMATION PRODUCT NAME: Erbium (lll) Chloride Hydrate PRODUCT NUMBER: 1694-5 CAS NUMBER: 19423-85-9 MANUFACTURER: ProChem, Inc. PHONE: 815-398-1788 826 Roosevelt Road TOLL FREE: 800-795-8788 Rockford, IL 61109 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 P233 Keep container tightly closed P261 Avoid breathing dust/fume/gas/mist/vapors/spray. P264 Wash skin thoroughly after handling P280 Wear protective gloves / eye protection / face protection P302+P352 IF ON SKIN: Wash with plenty of soap and water P332+P313 If skin irritation occurs: Get medical advice / attention. P362 Take off contaminated clothing and wash before reuse. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. HMIS CLASSIFICATION: Health: 2 Flammability: 0 Reactivity: 0 NFPA RATING: Health: 2 Fire: 0 Reactivity Hazard: 0 ERBIUM (lll) CHLORIDE HYDRATE PAGE 1 ``` ## Page 2 ```text SECTION 2 HAZARDS IDENTIFICATION (Cont.) EYE CONTACT: May cause eye irritation. SKIN CONTACT: May cause skin irritation. INHALATION: May cause respiratory tract irritation. INGESTION: May be harmful if swallowed. SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS Formula: ErCl3 !XH2O Molecular Weight: 273.62 (anhy.) CHEMICAL NAME CAS# % Erbium (lll) chloride hydrate 19423-85-9 100 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 the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty in breathing, coughing, wheezing, or pain. In such cases, seek immediate medical assistance. INGESTION: Seek medical assistance 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: No data available EXPLOSION LIMITS: No data available EXTINGUISHING MEDIUM: Use fire fighting measures that suit the surrounding fire. SPECIAL FIRE FIGHTING PROCEDURES: If involved in a fire, fire fighters should be equipped with a NIOSH approved positive self-contained breathing apparatus, flame and chemical resistant clothing, hats, boots, and gloves. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: Hydrogen chloride and erbium oxide SECTION 6 ACCIDENTAL RELEASE MEASURES PERSONAL PRECAUTIONS: Use personal protective equipment. Avoid dust formation. Ensure adequate ventilation. Avoid breathing dust. ENVIRONMENTAL PRECAUTIONS: Do not let product enter drains or be released into the environment. METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP: Vacuum or sweep up material and place into a suitable disposal container. SECTION 7 HANDLING AND STORAGE PRECAUTIONS FOR SAFE HANDLING: Always wear appropriate approved personal protection. Avoid contact with skin and eyes. Ensure adequate ventilation. Do not expose to moisture. Material is hygroscopic. CONDITIONS FOR SAFE STORAGE: Store material in a tightly sealed container. Store in a cool, dry place. SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION EYE PROTECTION: Always wear approved safety glasses with side shields, safety goggles, or face shield when handling a chemical substance in the laboratory. SKIN PROTECTION: Chemical-resistant gloves. Immediately change contaminated clothing. Wash hands and face after working with substances. VENTILATION: Handle in an efficient chemical fume hood. RESPIRATOR: If in form of fine dust and ventilation is not available a respirator should be worn. The use of respirators requires a Respirator Protection Program to be in OSHA compliance with 29 CFR 19-10.134. ERBIUM (lll) CHLORIDE HYDRATE PAGE 2 ``` ## Page 3 ```text SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES COLOR AND FORM: Pink solid MOLECULAR WEIGHT: 273.62 (anhy.) BOILING POINT: No data available MELTING POINT: 774° C SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES (Cont.) SPECIFIC GRAVITY: No data available VAPOR PRESSURE: No data available SOLUBILITY: Soluble SECTION 10 STABILITY AND REACTIVITY STABILITY: Stable under recommended storage conditions. HAZARDOUS POLYMERIZATION: Has not been reported CONDITIONS TO AVOID: Exposure to moist air or water. Material is hygroscopic. INCOMPATIBILITY: Strong oxidizing agents and strong acids DECOMPOSITION PRODUCTS: Hydrogen chloride and erbium oxide. SECTION 11 TOXICOLOGICAL DATA CARCINOGENIC EFFECTS: No components of this product present at levels greater than or equal to 0.1% are identified as a confirmed carcinogen by IARC, ACGIH, NTP, and OSHA. MUTAGENIC EFFECTS: No data available TETRATOGENIC EFFECTS: No data available To the best of our knowledge the toxicological effects of this compound have not been fully investigated. SECTION 12 ECOLOGICAL DATA No information available SECTION 13 DISPOSAL CONSIDERATIONS Dispose of in according to local, state, and federal regulations. SECTION 14 TRANSPORTATION DATA Non-hazardous material SECTION 15 REGULATORY INFORMATION TSCA: Not listed in the TSCA inventory SARA 313 COMPONENTS: This material does not contain any chemical components with known CAS numbers that exceed the threshold (De Minimis) reporting levels established by SARA Title III, Section 313. OSHA: Irritant SARA 302 COMMPONENTS: No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302. SARA 311/312 HAZARDS: Acute Health Hazard MASSACHUSETTS RIGHT TO KNOW COMPONENTS: No components are subject to the Massachusetts Right to Know Act. CALIFORNIA PROP. 65 COMPONENTS: This product does not contain any chemicals known to State of California to cause cancer, birth defects, or any other reproductive harm. ERBIUM (lll) CHLORIDE HYDRATE PAGE 3 ``` ## Page 4 ```text 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 REVISED: 08/26 REVISED SUMMARY: All details within this document about this product remained unchanged. EHS-08/31/26 EHS/SDS DEPT. ERBIUM (lll) CHLORIDE HYDRATE PAGE 4 ```