BARIUM HYDROXIDE 8HY ACS

Safety Data Sheet
Emergency Telephone Number: CHEMTREC 1-800-424-9300       For Information call: DUDLEY 732-886-3100       
      DUDLEY CORPORATION
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Effective Date: Jan. 1, 2025	
1. PRODUCT ID: CAS No.: 12230-71-6       E-C No.:241-234-5	Weight:  315.46g/mol 	Formula: Ba(OH)2.8H2O

2. HAZARDS ID: GHS: Acute toxicity, Inhalation (Cat 4)	Acute toxicity, Oral (Cat 4)	Skin Corrosion (Cat 1B)    
Serious Eye Damage (Category 1)	
 Pictogram: 				                      
Signal Word:         DANGER
HAZARD STATEMENT(S): H302 + H332: Harmful if swallowed, or inhaled.	H314: Causes severe skin burns & eye damage.
PRECAUTIONARY STATEMENT(S): P260: Do Not breathe dust or mist.  P264: wash skin thoroughly after handling. P270: Do not drink, eat, smoke, when using this product.  P271: Use only outdoors or in well-ventilated area. P280: Wear protective gloves, clothing, eye protection, face protection. P301 + P312: If swallowed: Call Poison Center or doctor/physician if you feel unwell. P301 + P330 + P331: If swallowed: Rinse mouth. Do NOT induce vomiting. P303 + P361 + P353: If on Skin (or hair) Remove immediately all contaminated clothing rinse skin with water/shower. P304 + P340: If inhaled: remove to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: If in Eyes: Rinse cautiously w/ water for several minutes, remove contacts, if present & easy, continue to rinse. P310: Immediately Call Poison Center or doctor/physician If you feel unwell. P321: Specific treatment (see supplemental first aid on label).  P363: wash contaminated clothing before reuse.
P501: Dispose of contents/container to an approved waste disposal plant.   P405: Store locked up.

HMIS Classification: Health hazard 3, Flammability 0, Physical hazards   0			
NFPA Rating: Health hazard 3, Fire     0, Reactivity hazard   0
2.3: Other Hazards: none

3. COMPOSITION / INFO ON INGREDIENTS: 
Chemical 						 CAS No.	 	Percent		
Barium bid(4-anilinobenzenesulphonate)	                  12230-71-6               100%                  

4. FIRST AID: Eyes: Rinse immediately with plenty of water for 15 min, and seek medical advice. Skin: Rinse with plenty of soap & water immediately, take off contaminated clothes. Ingestion: Do not induce vomiting without medical advice. Rinse with water. Inhalation: Move to fresh air. Consult a physician.  Physician: Treat symptomatically and supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH, & full PPE. Irritating & highly toxic gases may be generated by thermal decomp/combustion.  Runoff from fire control or dilution water may cause pollution. Hazards: Barium oxide.  Extinguishing: Use water spray, dry chem, carbon dioxide, or alcohol-resistant foam. 

6. ACCIDENTAL RELEASE: Info: Use proper PPE as indicated in Section 8. Spills: Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. Do not let product enter drains. 

7. HANDLING & STORAGE:  Handling: Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation.  Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.  Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.  Air sensitive. 

8. EXPOSURE CONTROLS: Facilities storing or utilizing this material should be equipped with an eyewash facility and safety shower. Use adequate ventilation to keep airborne concentrations low.
Chemical 			ACGIH	       	 NIOSH	            OSHA - Final & Vacated PEL’s
Barium Hydroxide 8HY                 	TWA 0.5mg/m3	TWA 0.5mg/m3	TWA 0.5mg/m3

PPE: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA’s eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. 0.11mm thick nitrile Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirators when necessary. Hygiene: Handle in accordance to good industrial hygiene and safety practice. Wash hands before breaks and at the end of the workday. 

9. PHYSICAL & CHEM: Solid      Melting Pt: 78°C      Solubility: soluble     pH: 12.5 at 50g/l at 20°C	
Relative Density:   2.180 g/cm3.	Bulk Density: 0.9-1.1 g/l 

10. STABILITY & REACTIVITY: Stability: Stable at room temp. in closed containers under normal storage/handling conditions. Avoid: Incompatibles, excess heat, strong oxidants. Incompatibilities: Strong oxidizing agents, Strong acids.  Haz Decomp: See section 5

11. TOXICOLOGICAL INFO: RTECS: Unlisted.	LD50:  Rat-550mg/kg       Other Studies: Stomach irregularities
Carcinogenicity: CAS# 12230-71-6: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA. 

12. ECOLOGICAL INFO: Fate/Toxicity: No information available.

13. DISPOSAL CONSIDERATIONS: Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. US EPA guidelines for the classification determination are listed in 40 CFR Parts 261.3. Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate classification. Contact a licensed professional waste disposal service to dispose of the material.  
RCRA P-Series: None listed. RCRA U-Series: None listed. 

14. TRANSPORT INFO: DOT: UN 3262, Corrosive solid, basic, inorganic, n.o.s. (Barium hydroxide), 8, II, ERG 154
IATA: UN 3262, CORROSIVE SOLID, BASIC, INORGANIC, N.O.S. (Barium hydroxide), 8, II
IMDG: UN 3262, Corrosive solid, basic, inorganic, n.o.s. (Barium hydroxide), 8, II, ERG 154

15. REGULATORY INFO: SARA 311/312: Acute Health Hazard, Chronic Health Hazard
SARA Section 302 Extremely Hazardous Substances None of the chemicals in this product have a TPQ.
Section 313 This material contains Barium hydroxide, 100%, (CAS# 12230-71-6) which is subject to the reporting requirements of Section 313 SARA Title III and 40 CFR Part 373. 
STATE CAS# 12230-71-6 is not present on state lists from CA, MN, MA, FL. 
Pa & NJ Right to Know:  Barium hydroxide  CAS#12230-71-6  Rev. 07/01/07
California Prop.65 components: None of the chemicals are known to cause cancer, birth defects, or any other reproductive harm.

EUROPEAN/INTERNATIONAL REGULATIONS European Labeling in Accordance with EC Directives 
Hazardous Symbols:  XN      WGK (Water Danger/Protection) CAS# 12230-71-6: No information available.
Canada - DSL/NDSLCAS# 12230-71-6 is listed on Canada’s DSL List. 
Canada – WHMIS: Not available. CAS# 6211-24-1 is not listed on Canada’s Ingredient Disclosure List. 

16. DISCLAIMER INFO: DUDLEY CORPORATION provides the information herein in good faith but makes no representation as to its comprehensiveness or accuracy. This document is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this.  Individuals receiving the information must exercise their independent judgment in determining its appropriateness for a particular purpose. DUDLEY CORPORATION makes no representations or warranties, either expressed or implied, including without limitation and warranties of merchantability, fitness for a particular purpose with respect to the information set forth herein or to the product to which the information refers. Accordingly, DUDLEY CORPORATION will not be responsible for damages resulting from the use of or reliance upon this information.