Cerium(IV) ammonium nitrate SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific) PAGE 1 Page 1 / 9 SAFETY DATA SHEET Creation Date 24-Nov-2010 Revision Date 23-Jul-2026 Version 6 ALFAA33254 Cerium(IV) ammonium nitrate 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: 硝酸铈(Ⅳ)铵,硝酸铈(Ⅳ)铵,硝酸铈(Ⅳ)铵,硝酸铈(Ⅳ)铵,ACS,ACS,ACS,ACS,最低最低最低最低 Product Description: Cerium(IV) ammonium nitrate Cat No. : 33254 Synonyms Ceric ammonium nitrate; CAN CAS No 16774-21-3 Molecular Formula H8 Ce N8 O18 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 Powder Solid Orange pungent Emergency Overview May intensify fire; oxidizer. May be corrosive to metals. Harmful if swallowed. Causes severe skin burns and eye damage. May cause an allergic skin reaction. Very toxic to aquatic life with long lasting effects. Classification of the substance or mixture Oxidizing solids Category 2 Substances/mixtures corrosive to metal Category 1 Acute Oral Toxicity Category 4 Skin Corrosion/Irritation Category 1 C Serious Eye Damage/Eye Irritation Category 1 Skin Sensitization Category 1 Acute aquatic toxicity Category 1 Chronic aquatic toxicity Category 1 Label Elements ______________________________________________________________________________________________ Page 1 PAGE 2 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 2 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ Signal Word Danger Hazard Statements H272 - May intensify fire; oxidizer H290 - May be corrosive to metals H314 - Causes severe skin burns and eye damage H302 - Harmful if swallowed H317 - May cause an allergic skin reaction H410 - Very toxic to aquatic life with long lasting effects Precautionary Statements Prevention P220 - Keep away from clothing and other combustible materials P271 - Use only outdoors or in a well-ventilated area P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking P221 - Take any precaution to avoid mixing with combustibles P234 - Keep only in original packaging P264 - Wash face, hands and any exposed skin thoroughly after handling P270 - Do not eat, drink or smoke when using this product P272 - Contaminated work clothing should not be allowed out of the workplace P280 - Wear protective gloves/protective clothing/eye protection/face protection Response P303 + P361 + P353 - IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P310 - Immediately call a POISON CENTER or doctor P330 - Rinse mouth P331 - Do NOT induce vomiting P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish P390 - Absorb spillage to prevent material damage P362 + P364 - Take off contaminated clothing and wash it before reuse Storage P402 - Store in a dry place P403 + P233 - Store in a well-ventilated place. Keep container tightly closed P406 - Store in corrosion resistant polypropylene container with a resistant inliner Disposal P501 - Dispose of contents/ container to an approved waste disposal plant Physical and Chemical Hazards Oxidizing. Contact with combustible material may cause fire. May be corrosive to metals. Health Hazards Harmful if swallowed. Corrosive. Causes skin and eye burns. May cause an allergic skin reaction. Environmental hazards Very toxic to aquatic life with long lasting effects. Will likely be mobile in the environment due to its water solubility. The product is water soluble, and may spread in water systems. Other Hazards Toxic to terrestrial vertebrates. This product does not contain any known or suspected endocrine disruptors. SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS Component CAS No Weight % ______________________________________________________________________________________________ Page 2 PAGE 3 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 3 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ Cerate(2-), hexakis(nitrato-O)-, diammonium, (OC-6-11)- 16774-21-3 <100 SECTION 4. FIRST AID MEASURES General Advice Show this safety data sheet to the doctor in attendance. Immediate medical attention is required. Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Immediate medical attention is required. Keep eye wide open while rinsing. Skin Contact Wash off immediately with soap and plenty of water while removing all contaminated clothes and shoes. Call a physician immediately. Inhalation Remove to fresh air. If not breathing, give artificial respiration. Call a physician or poison control center immediately. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; give artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. Ingestion Immediate medical attention is required. Do NOT induce vomiting. Drink plenty of water. Never give anything by mouth to an unconscious person. Most important symptoms and effects Causes burns by all exposure routes. May cause allergic skin reaction. Product is a corrosive material. Use of gastric lavage or emesis is contraindicated. Possible perforation of stomach or esophagus should be investigated: Ingestion causes severe swelling, severe damage to the delicate tissue and danger of perforation: 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: May cause methemoglobinemia 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 CO 2, dry chemical, dry sand, alcohol-resistant foam. Extinguishing media which must not be used for safety reasons No information available. Specific Hazards Arising from the Chemical The product causes burns of eyes, skin and mucous membranes. Do not allow run-off from fire-fighting to enter drains or water courses. Oxidizer: Contact with combustible/organic material may cause fire. May ignite combustibles (wood paper, oil, clothing, etc.). 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. Thermal decomposition can lead to release of irritating gases and vapors. SECTION 6. ACCIDENTAL RELEASE MEASURES ______________________________________________________________________________________________ Page 3 PAGE 4 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 4 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ Personal Precautions Use personal protective equipment as required. Evacuate personnel to safe areas. Avoid contact with skin, eyes or clothing. Environmental Precautions Do not flush into surface water or sanitary sewer system. Prevent product from entering drains. Local authorities should be advised if significant spillages cannot be contained. Do not allow material to contaminate ground water system. Should not be released into the environment. Methods for Containment and Clean Up Sweep up and shovel into suitable containers for disposal. Avoid dust formation. Soak up with inert absorbent material. Keep in suitable, closed containers for disposal. Sweep up and shovel into suitable containers for disposal. Refer to protective measures listed in Sections 8 and 13. SECTION 7. HANDLING AND STORAGE Handling Do not get in eyes, on skin, or on clothing. Wear personal protective equipment/face protection. Use only under a chemical fume hood. Do not breathe dust. Do not ingest. If swallowed then seek immediate medical assistance. Keep away from clothing and other combustible materials. Storage Keep containers tightly closed in a dry, cool and well-ventilated place. Do not store near combustible materials. Corrosives area. Specific Use(s) Use in laboratories SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION Control Parameters 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 MDHS 91 Metals and metalloids in workplace air by X-ray fluorescence spectrometry MDHS 99 Metals in air by ICP-AES Exposure Controls Engineering Measures Ensure adequate ventilation, especially in confined areas. Ensure that eyewash stations and safety showers are close to the workstation location. Wherever possible, engineering control measures such as the isolation or enclosure of the process, the introduction of process or equipment changes to minimise release or contact, and the use of properly designed ventilation systems, should be adopted to control hazardous materials at source. Personal protective equipment Eye Protection Goggles (European standard - EN 166) Hand Protection Protective gloves Glove material Breakthrough time Glove thickness EU standard Glove comments Natural rubber See manufacturers - EN 374 (minimum requirement) Nitrile rubber recommendations Neoprene PVC Inspect gloves before use. Please observe the instructions regarding permeability and breakthrough time which are provided by the supplier of the gloves. ______________________________________________________________________________________________ Page 4 PAGE 5 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 5 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ (Refer to manufacturer/supplier for information) Ensure gloves are suitable for the task: Chemical compatability, Dexterity, Operational conditions, User susceptibility, e.g. sensitisation effects, also take into consideration the specific local conditions under which the product is used, such as the danger of cuts, abrasion. Remove gloves with care avoiding skin contamination. Skin and body protection Long sleeved clothing Respiratory Protection When workers are facing concentrations above the exposure limit they must use appropriate certified respirators. To protect the wearer, respiratory protective equipment must be the correct fit and be used and maintained properly 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 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 Prevent product from entering drains. Do not allow material to contaminate ground water system. Local authorities should be advised if significant spillages cannot be contained. SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES Appearance Orange Physical State Powder Solid Odor pungent Odor Threshold No data available pH 1 @ 20°C 50 g/l aq.sol Melting Point/Range 107 - 108 °C / 224.6 - 226.4 °F 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 1410 g/L (20°C) Solubility in other solvents No information available Partition Coefficient (n-octanol/water) Autoignition Temperature No data available Decomposition Temperature No data available Viscosity Not applicable Solid Explosive Properties No information available Oxidizing Properties Oxidizer Molecular Formula H8 Ce N8 O18 Molecular Weight 548.22 ______________________________________________________________________________________________ Page 5 PAGE 6 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 6 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ SECTION 10. STABILITY AND REACTIVITY Stability Stable under normal conditions. Oxidizer: Contact with combustible/organic material may cause fire. Hazardous Reactions None under normal processing. Hazardous Polymerization Hazardous polymerization does not occur. Conditions to Avoid Excess heat. Incompatible products. Combustible material. Materials to avoid Acids. Bases. Cyanides. Metals. Reducing Agent. Finely powdered metals. Strong reducing agents. Combustible material. Hazardous Decomposition Products Nitrogen oxides (NOx). Ammonia. Heavy metal oxides. Thermal decomposition can lead to release of irritating gases and vapors. SECTION 11. TOXICOLOGICAL INFORMATION Product Information (a) acute toxicity; Component LD50 Oral LD50 Dermal LC50 Inhalation Cerate(2-), hexakis(nitrato-O)-, 300-2000 mg/kg (Rat) >2000 mg/kg ( Rat ) diammonium, (OC-6-11)- (b) skin corrosion/irritation; C Category 1 (c) serious eye damage/irritation; Category 1 (d) respiratory or skin sensitization; Respiratory No data available Skin Category 1 No information available (e) germ cell mutagenicity; No data available (f) carcinogenicity; No data available There are no known carcinogenic chemicals in this product (g) reproductive toxicity; No data available (h) STOT-single exposure; No data available (i) STOT-repeated exposure; No data available Target Organs None known. (j) aspiration hazard; Not applicable Solid Other Adverse Effects The toxicological properties have not been fully investigated. Symptoms / effects,both acute and Product is a corrosive material. Use of gastric lavage or emesis is contraindicated. ______________________________________________________________________________________________ Page 6 PAGE 7 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 7 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ delayed Possible perforation of stomach or esophagus should be investigated: Ingestion causes severe swelling, severe damage to the delicate tissue and danger of perforation: 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: May cause methemoglobinemia SECTION 12. ECOLOGICAL INFORMATION Ecotoxicity effects The product contains following substances which are hazardous for the environment. Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. May cause long-term adverse effects in the environment. Do not allow material to contaminate ground water system. Persistence and Degradability Product contains heavy metals. Discharge into the environment must be avoided. Special pre-treatment is necessary Persistence May persist, based on information available. 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 May have some potential to bioaccumulate Mobility in soil The product is water soluble, and may spread in water systems Will likely be mobile in the environment due to its water solubility Highly mobile in soils 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. Should not be released into the environment. Contaminated Packaging Dispose of this container to hazardous or special waste collection point. Other Information Do not flush to sewer. Solutions with low pH-value must be neutralized before discharge. Waste codes should be assigned by the user based on the application for which the product was used. Do not empty into drains. Large amounts will affect pH and harm aquatic organisms. Do not let this chemical enter the environment. SECTION 14. TRANSPORT INFORMATION Road and Rail Transport UN-No UN3085 Proper Shipping Name Oxidizing solid, corrosive, n.o.s. Technical Shipping Name Ammonium cerium(IV) nitrate Hazard Class 5.1 Subsidiary Hazard Class 8 Packing Group II IMDG/IMO ______________________________________________________________________________________________ Page 7 PAGE 8 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 8 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ UN-No UN3085 Proper Shipping Name Oxidizing solid, corrosive, n.o.s. Technical Shipping Name Ammonium cerium(IV) nitrate Hazard Class 5.1 Subsidiary Hazard Class 8 Packing Group II IATA UN-No UN3085 Proper Shipping Name Oxidizing solid, corrosive, n.o.s. Technical Shipping Name Ammonium cerium(IV) nitrate Hazard Class 5.1 Subsidiary Hazard Class 8 Packing Group II Special Precautions for User No special precautions required SECTION 15. REGULATORY INFORMATION International Inventories X = listed, China (IECSC), Europe (EINECS/ELINCS/NLP), U.S.A. (TSCA), Canada (DSL/NDSL), Philippines (PICCS), Japan (ENCS), Japan (ISHL), Australia (AICS), Korea (KECL). Component The List of IECSC EINECS TSCA DSL PICCS ENCS ISHL AICS KECL Inventory of dangerous Hazardous goods GB Chemicals 12268 - (2015 2012 Edition) Cerate(2-), X - X 240-827-6 X X X X X X KE-09797 hexakis(nitrato-O)-, diammonium, (OC-6-11)- National Regulations SECTION 16. OTHER INFORMATION Prepared By Health, Safety and Environmental Department Creation Date 24-Nov-2010 Revision Date 23-Jul-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. Chemical incident response training. Legend ______________________________________________________________________________________________ Page 8 PAGE 9 ALFAA33254 SAFETY DATA SHEET Revision Date 23-Jul-2026Page 9 / 9 Cerium(IV) ammonium nitrate ______________________________________________________________________________________________ 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 Disclaimer The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the 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