CALAMINE POWDER USP
      Safety Data Sheet
Emergency Telephone Number: CHEMTREC 1-800-424-9300             For Information call: DUDLEY 732-886-3100        
      DUDLEY CORPORATION
         	         125 Kenyon Drive
      				          	    Lakewood, New Jersey 08701
Revision Date: January 1, 2025
1. PRODUCT ID: Syn: Zinc oxide; Chinese white; zinc white; flowers of zinc. CAS No.: 8011-96-9.  Weight: 81.38.   	
Formula: ZnO & Fe2O3
         
2. HAZARDS ID: GHS: Chronic Aquatic Toxicity (Category 1)  Acute aquatic toxicity (Category 1)
Pictogram:  					
Signal Word: 	    WARNING 
Hazard statement(s): H410 Very toxic to aquatic life with long lasting effects.
Precautionary statement(s): 	P273 Avoid release to the environment.
P501: Dispose of contents/container to an approved waste disposal plant.  P391: Collect Spillage.
2.3: Other Hazards: none

3. COMPOSITION / INFO: 
Chemical Name				     CAS No.	 Percent	 	Hazardous
Zinc Oxide	                                                          1314-13-2              99.5%               	     No              
Ferric Oxide				     1309-37-1	    0.5%		     No                   

4. FIRST AID: Eyes: Flush eyes with plenty of water as precaution. Skin: Flush skin with plenty of water.  Ingestion:  Rinse with water.  NEVER give anything by mouth to an unconscious person. Inhalation: Remove to fresh air. If breathing is difficult, give oxygen.  Get medical aid if cough or other symptoms appear.   
5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus if necessary. Extinguishing: Use dry chemical, carbon dioxide, alcohol-resistant foam, or water spray. Hazards: Zinc oxides 

6. ACCIDENTAL RELEASE: Info: Use proper PPE as indicated in Section 8.  Spills: Sweep up & containerize for reclamation or disposal. Vacuuming or wet sweeping may be used to avoid dust dispersal.   

7. HANDLING & STORAGE: Handling: Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid breathing dust. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatibles. 

8. EXPOSURE: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. 	
Chemical Name                    ACGIH                        	NIOSH                          		OSHA - Final PELs 
Calamine Powder                 2 mg/m3 TWA              5mg/m3 TWA      15mg/m3 C        	5 mg/m3 TWA
		            10 mg/m3 STEL	10 mg/m3 ST			15 mg/m3 TWA

PPE: Eyes: Use chemical safety goggles. Contact lenses should not be worn when working with this material. Maintain eye wash fountain and quick-drench facilities in work area. Skin: Wear protective gloves and clean body-covering clothing.  0.11 mm nitrile gloves Clothing: Wear appropriate protective clothing to prevent skin exposure.  Respirators: If the TLV is exceeded, a dust/mister respirator may be worn up to ten times the TLV. 

9. PHYSICAL & CHEM: Appearance: Pink powder Odor: Odorless pH: 6.72 Density:5.68 g/cm3 Boiling Pt: Sublimes. 	
Melting Pt: 1975 C (3587 F). Solubility: Insoluble in water. 

10. STABILITY & REACTIVITY: Stability: Stable under ordinary conditions of use and storage. Avoid: Dust generations, oxidants. Incompatibilities: Has exploded when mixed with chlorinated rubber. Reacts violently with magnesium, linseed oil. Zinc oxide & magnesium can react explosively when heated. Strong oxidizing agents Hazardous Decomp.: see section 5 

11. TOXICOLOGICAL: RTECS: No data.  LD50: Acute oral toxicity (LD50): 7950 mg/kg
Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA. Mutagenicity:  Mammalian somalic cells / yeast/ bacteria. Other Studies: May be hazard if inhaled. May cause slight skin irritation.

12. ECOLOGICAL:  Toxicity to fish: LC50 rainbow trout 1.1mg/l-96 h  / EC50 Water flea -0.098mg/l-48h

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. RCRA P-Series:  None listed	RCRA U-Series:  None listed.

14. TRANSPORT REGULATIONS:  DOT: Not dangerous Goods
IMDG: UN 3077, ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S. (Zinc Oxide), 9, III
IATA: UN 3077, Environmentally hazardous substance, solid, n.o.s. (Zinc Oxide), 9, III

15. REGULATORY: SARA311/312: None
SARA Section 302 Extremely Hazardous Substances:  None of the chemicals in this product have a TPQ/RQ.
Section 313: This material contains CAS# 1314-13-2:  Zinc oxide Rev. 3/1/07 which is subject to the reporting requirements of Section 313 SARA Title III and 40 CFR Part 373.
STATE:  CAS#1314-13-2 is not present on state lists from CA, MN, FL. 
MA Right to Know: CAS# 1314-13-2:  Zinc oxide Rev. 3/1/07 PA Right to Know: CAS# 1314-13-2:  Zinc oxide Rev. 3/1/07
New Jersey Right to Know: CAS# 1314-13-2:  Zinc oxide Rev. 3/1/07
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
WGK (Water Danger/Protection):	CAS#8011-96-9   Canada – DSL/NDSL: CAS#8011-96-9:  is not available.
Canada – WHMIS:  WHMIS is not available.  CAS#8011-96-9: is not listed on Canada’s Ingredient Disclosure List.

16. DISCLAIMER: 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.