# Praseodymium \(III\) Nitrate Hexahydrate – ProChem SDS Text extracted from the original PDF. Tables, images, symbols and OCR may differ. Check the original PDF for safety information. - **Document title:** Praseodymium \(III\) Nitrate Hexahydrate – ProChem SDS - **Publisher:** ProChem, Inc\. - **Material:** Praseodymium \(III\) Nitrate Hexahydrate - **CAS number:** 15878\-77\-0 - **Product code / grade:** 2974 - **Document type:** SDS - **Original language:** English - **Region:** United States - **Revision date:** 03/22 - **Page count:** 4 - **Original filename:** prochem\-praseodymiumnitrate\-2974\.pdf - **RESDS page:** https://resds\.com/document/praseodymium\-iii\-nitrate\-hexahydrate\-prochem\-en\-a4348dd6cb - **Original PDF:** https://resds\.com/pdf/praseodymium\-iii\-nitrate\-hexahydrate\-prochem\-en\-a4348dd6cb\.pdf - **Source URL:** https://prochemonline\.com/wp\-content/uploads/2021/06/2974\.PraseodymiumNitrate\-1\.pdf - **Description:** Collected by RESDS\. Original publisher PDF retained\. Original ProChem SDS for Praseodymium \(III\) Nitrate Hexahydrate\. Product number 2974; revision 03/22\. Publication authorized by the user on 2026\-09\-14\. ## Page 1 ```text SECTION 1 PRODUCT AND COMPANY INFORMATION PRODUCT NAME: Praseodymium (III) Nitrate Hexahydrate PRODUCT NUMBER: 2974 CAS NUMBER: 15878-77-0 SYNONYMS: Nitric acid, praseodymium(3+) salt, hexahydrate 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 H272 May intensify fire; oxidizer. H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation Precautionary Phrases P210 Keep away from heat/sparks/open flames/hot surfaces.-No Smoking P220 Keep/store away from clothing/combustible material P221 Take any precaution to avoid mixing with combustibles. P261 Avoid breathing dust/fume/gas/mist/vapors/spray. P264 Wash skin thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection 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. P305+P351+P338 IF IN EYES: Rinse cautiously with waster for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. P370+P378 In case of fire: use dry sand, dry chemical or alcohol-resistant foam for extinction. P403+P233 Store in a well-ventilated place. Keep container tightly closed. PRASEODYMIUM NITRATE PAGE 1 ``` ## Page 2 ```text SECTION 2 HAZARDS IDENTIFICATION (Cont.) HMIS CLASSIFICATION: Health: 1 Fire: 0 Reactivity Hazard: 1 NFPA RATING: Health: 2 Flammability: 0 Reactivity Hazard: 1 Specific Hazard: OX EYE CONTACT: May cause slight to mild irritation to the eyes. SKIN CONTACT: May cause slight to mild irritation of the skin. INHALATION: May be irritating to the nose, mucous membranes, and respiratory tract. INGESTION: May be harmful if swallowed. Ingestion may lead to dizziness, abdominal cramps, vomiting, bloody diarrhea, weakness, and convulsions SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS Formula: Pr(NO3)3 ! 6H2O Molecular Weight: 435.01 CHEMICAL NAME CAS# % Praseodymium Nitrate Hexahydrate 15878-77-0 100 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 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: Not available AUTO IGNITION TEMPERATURE: Not available EXPLOSION LIMITS: Not available EXTINGUISHING MEDIUM: Carbon dioxide, dry powder, or foam. SPECIAL FIRE FIGHTING PROCEDURES: Wear self-contained, approved breathing apparatus and full protective clothing, including eye protection and boots. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: Nitrogen oxides and praseodymium oxides. This product is an oxidizer and its heat of reaction with reducing agents or combustibles may cause ignition. SECTION 6 ACCIDENTAL RELEASE MEASURES PERSONAL PRECAUTIONS: Wear all appropriate equipment when using this material. Ensure adequate ventilation. Keep away from heat and sources of ignition. 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. Avoid contact with skin and eyes. Use with adequate ventilation. Keep away from heat sources of ignition. CONDITIONS FOR SAFE STORAGE: Store in cool, dry, and well-ventilated area. Store away from flammable substances, reducing agents, and metal powders. Hygroscopic. PRASEODYMIUM NITRATE PAGE 2 ``` ## Page 3 ```text 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 and face shield SKIN PROTECTION: Wear nitrile or rubber gloves, and a complete suit protecting against chemicals 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: Light green solid ODOR: None MOLECULAR WEIGHT: 435.01 BOILING POINT: No data available MELTING POINT: No data available SPECIFIC GRAVITY: No data available VAPOR DENSITY: No data available SOLUBILITY IN WATER: Soluble SECTION 10 STABILITY AND REACTIVITY STABILITY: Stable HAZARDOUS POLYMERIZATION: Will not occur CONDITIONS TO AVOID: Contact with strong reducing agents or organic matter. High temperature (some nitrates can explode if heated to high temperature). INCOMPATIBILITY: Strong reducing agents, powdered metals, strong acids, bases, flammable substances, organic materials, sulfur, and phosphorus. DECOMPOSITION PRODUCTS: Nitrogen oxides and praseodymium oxide. SECTION 11 TOXICOLOGICAL DATA ACUTE TOXICITY: LD50 Oral – rat – 3,500mg/kg. 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: TU1400000 To the best of our knowledge the toxicological effects of this compound have not been fully investigated. SECTION 12 ECOLOGICAL DATA TOXICITY TO FISH: LC50-Onorhynchus mykiss (rainbow trout)-0.7 mg/l – 96h TOXICITY TO DAPHNIA AND OTHER AQUATIC INVERTEBRATES: EC50-Daphnia 0 <1 mg/l – 48h TOXICITY TO ALGAE: IC50-algae - < 1 mg/l – 72 h SECTION 13 DISPOSAL CONSIDERATIONS Dispose of in according to local, state, and federal regulations. PRASEODYMIUM NITRATE PAGE 3 ``` ## Page 4 ```text SECTION 14 TRANSPORTATION DATA UN1477 Marine Pollutant: No Nitrates, inorganic, n.o.s. (Praseodymium Nitrate) CLASS 5.1 PG III SECTION 15 REGULATORY INFORMATION TSCA: Not listed in the TSCA inventory SARA 302/304: Not Listed SARA 311/312: Reactivity Hazard SARA (TITLE 313): Not Listed CALIFORNIA PROP. 65: Not Listed NEW JERSEY RIGHT TO KNOW COMPONENTS: Praseodymium (III) Nitrate Hexahydrate PENNSYLVANIA RIGHT TO KNOW COMPONENTS: Praseodymium (III) Nitrate Hexahydrate 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: 03/22 SDS DEPT. PRASEODYMIUM NITRATE PAGE 4 ```