1686 Date: August 1999 Revision: March 2009 DOT Number: UN 1494
Right to Know
Hazardous Substance Fact Sheet
Synonyms: None CAS Number: 7789-38-0 Chemical Name: Bromic Acid, Sodium Salt RTK Substance Number: 1686 Date: August 1999 Revision: March 2009 DOT Number: UN 1494
Description and Use EMERGENCY RESPONDERS >>>> SEE LAST PAGE Sodium Bromate is a colorless to white, crystalline (sand-like) Hazard Summary or granular, odorless powder. It is used in gold ore precessing, Hazard Rating NJDOH NFPA as an analytical reagent and boiler cleaner, and in hair HEALTH 2 - preparations. FLAMMABILITY 0 - REACTIVITY 0 - STRONG OXIDIZER POISONOUS GASES ARE PRODUCED IN FIRE CONTAINERS MAY EXPLODE IN FIRE Reasons for Citation f Sodium Bromate is on the Right to Know Hazardous Hazard Rating Key: 0=minimal; 1=slight; 2=moderate; 3=serious; Substance List because it is cited by DOT. 4=severe
f Sodium Bromate can affect you when inhaled.
f Contact can irritate the skin and eyes.
f Sodium Bromate can irritate the nose and throat.
f Inhaling Sodium Bromate can irritate the lungs. Higher exposures may cause a build-up of fluid in the lungs SEE GLOSSARY ON PAGE 5. (pulmonary edema), a medical emergency. f Exposure to Sodium Bromate can cause vomiting, diarrhea, FIRST AID stomach pain, and restlessness. Eye Contact f High levels of this substance can reduce the blood’s ability to f Immediately flush with large amounts of water for at least 15 transport Oxygen, causing headache, fatigue, dizziness, and minutes, lifting upper and lower lids. Remove contact a blue color to the skin and lips (methemoglobinemia). lenses, if worn, while rinsing. f Repeated exposure to high levels may affect the inner ear leading to ringing in the ears and hearing loss.
f Sodium Bromate may damage the kidneys. Skin Contact f Sodium Bromate is not combustible, but it is a STRONG f Quickly remove contaminated clothing. Immediately wash OXIDIZER that enhances the combustion of other contaminated skin with large amounts of water. substances.
Inhalation f Remove the person from exposure. f Begin rescue breathing (using universal precautions) if Workplace Exposure Limits breathing has stopped and CPR if heart action has stopped. f Transfer promptly to a medical facility. No occupational exposure limits have been established for f Medical observation is recommended for 24 to 48 hours after Sodium Bromate. However, it may pose a health risk. overexposure, as pulmonary edema may be delayed. Always follow safe work practices.
EMERGENCY NUMBERS Poison Control: 1-800-222-1222 CHEMTREC: 1-800-424-9300 NJDEP Hotline: 1-877-927-6337 National Response Center: 1-800-424-8802
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Determining Your Exposure Chronic Health Effects The following chronic (long-term) health effects can occur at f Read the product manufacturer’s Material Safety Data some time after exposure to Sodium Bromate and can last for Sheet (MSDS) and the label to determine product months or years: ingredients and important safety and health information about the product mixture. Cancer Hazard f According to the information presently available to the New f For each individual hazardous ingredient, read the New Jersey Department of Health, Sodium Bromate has not Jersey Department of Health Hazardous Substance Fact been tested for its ability to cause cancer in animals. Sheet, available on the RTK website (www.nj.gov/health/eoh/rtkweb) or in your facility’s RTK Reproductive Hazard Central File or Hazard Communication Standard file. f While Sodium Bromate has been tested, further testing is required to assess its potential to cause reproductive harm. f You have a right to this information under the New Jersey
Worker and Community Right to Know Act, the Public Other Effects Employees Occupational Safety and Health (PEOSH) Act f Repeated exposure to high levels may affect the inner ear if you are a public worker in New Jersey, and under the leading to ringing in the ears and hearing loss. federal Occupational Safety and Health Act (OSHA) if you f Sodium Bromate can irritate the lungs. Repeated exposure are a private worker. may cause bronchitis to develop with coughing, phlegm, and/or shortness of breath. f The New Jersey Right to Know Act requires most f Sodium Bromate may damage the kidneys. employers to label chemicals in the workplace and requires public employers to provide their employees with information concerning chemical hazards and controls. The federal OSHA Hazard Communication Standard (29 Medical CFR 1910.1200) and the PEOSH Hazard Communication Medical Testing Standard (N.J.A.C. 12:100-7) require employers to provide If symptoms develop or overexposure is suspected, the following are recommended: similar information and training to their employees.
f Consider chest x-ray after acute overexposure This Fact Sheet is a summary of available information f Blood methemoglobin level regarding the health hazards that may result from exposure. f Kidney function tests Duration of exposure, concentration of the substance and other f Hearing test factors will affect your susceptibility to any of the potential effects described below. Any evaluation should include a careful history of past and
present symptoms with an exam. Medical tests that look for
damage already done are not a substitute for controlling Health Hazard Information exposure. Acute Health Effects The following acute (short-term) health effects may occur Request copies of your medical testing. You have a legal right immediately or shortly after exposure to Sodium Bromate: to this information under the OSHA Access to Employee Exposure and Medical Records Standard (29 CFR 1910.1020). f Contact can irritate the skin and eyes. f Sodium Bromate can irritate the nose and throat causing Mixed Exposures coughing and wheezing. f Smoking can cause heart disease, lung cancer, f Inhaling Sodium Bromate can irritate the lungs causing emphysema, and other respiratory problems. It may worsen coughing and/or shortness of breath. Higher exposures may respiratory conditions caused by chemical exposure. Even if cause a build-up of fluid in the lungs (pulmonary edema), a you have smoked for a long time, stopping now will reduce medical emergency, with severe shortness of breath. your risk of developing health problems. f Exposure to Sodium Bromate can cause vomiting, diarrhea, stomach pain, and restlessness. f High levels of this substance can reduce the blood’s ability to transport Oxygen, causing headache, fatigue, dizziness, and a blue color to the skin and lips (methemoglobinemia). Exposure to very high levels can cause trouble breathing, collapse and even death.
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Workplace Controls and Practices Eye Protection Very toxic chemicals, or those that are reproductive hazards or f Wear eye protection with side shields or goggles. sensitizers, require expert advice on control measures if a less f If additional protection is needed for the entire face, use in toxic chemical cannot be substituted. Control measures combination with a face shield. A face shield should not be include: (1) enclosing chemical processes for severely used without another type of eye protection. irritating and corrosive chemicals, (2) using local exhaust ventilation for chemicals that may be harmful with a single Respiratory Protection exposure, and (3) using general ventilation to control Improper use of respirators is dangerous. Respirators exposures to skin and eye irritants. For further information on should only be used if the employer has implemented a written workplace controls, consult the NIOSH document on Control program that takes into account workplace conditions, Banding at www.cdc.gov/niosh/topics/ctrlbanding/. requirements for worker training, respirator fit testing, and
The following work practices are also recommended: medical exams, as described in the OSHA Respiratory Protection Standard (29 CFR 1910.134). f Label process containers. f Provide employees with hazard information and training. f At any detectable concentration, use a NIOSH approved f Monitor airborne chemical concentrations. negative pressure, air-purifying, particulate filter respirator f Use engineering controls if concentrations exceed with an N, R or P95 filter. More protection is provided by a recommended exposure levels. full facepiece respirator than by a half-mask respirator, and f Provide eye wash fountains and emergency showers. even greater protection is provided by a powered-air f Wash or shower if skin comes in contact with a hazardous purifying respirator. material. f Leave the area immediately if (1) while wearing a filter or f Always wash at the end of the workshift. cartridge respirator you can smell, taste, or otherwise detect f Change into clean clothing if clothing becomes Sodium Bromate, (2) while wearing particulate filters contaminated. abnormal resistance to breathing is experienced, or (3) eye f Do not take contaminated clothing home. irritation occurs while wearing a full facepiece respirator. f Get special training to wash contaminated clothing. Check to make sure the respirator-to-face seal is still good. f Do not eat, smoke, or drink in areas where chemicals are If it is, replace the filter or cartridge. If the seal is no longer being handled, processed or stored. good, you may need a new respirator. f Wash hands carefully before eating, smoking, drinking, f Consider all potential sources of exposure in your workplace. applying cosmetics or using the toilet. You may need a combination of filters, prefilters or cartridges to protect against different forms of a chemical (such as In addition, the following may be useful or required: vapor and mist) or against a mixture of chemicals. f Where the potential for high exposure exists, use a NIOSH f Use a vacuum or a wet method to reduce dust during clean- approved supplied-air respirator with a full facepiece up. DO NOT DRY SWEEP. operated in a pressure-demand or other positive-pressure mode. For increased protection use in combination with an
auxiliary self-contained breathing apparatus operated in a pressure-demand or other positive-pressure mode. Personal Protective Equipment
The OSHA Personal Protective Equipment Standard (29 CFR 1910.132) requires employers to determine the appropriate Fire Hazards personal protective equipment for each hazard and to train If employees are expected to fight fires, they must be trained and equipped as stated in the OSHA Fire Brigades Standard employees on how and when to use protective equipment. (29 CFR 1910.156).
The following recommendations are only guidelines and may f Sodium Bromate is not combustible, but it is a STRONG not apply to every situation. OXIDIZER that enhances the combustion of other substances. Gloves and Clothing f Use water only. DO NOT USE DRY CHEMICAL or CO2 f Avoid skin contact with Sodium Bromate. Wear personal extinguishing agents. protective equipment made from material which can not be f POISONOUS GASES ARE PRODUCED IN FIRE, including permeated or degraded by this substance. Safety Hydrogen Bromide. equipment suppliers and manufacturers can provide f CONTAINERS MAY EXPLODE IN FIRE. recommendations on the most protective glove and clothing f Use water spray to keep fire-exposed containers cool. material for your operation. f Sodium Bromate may ignite combustibles (wood, paper f Safety equipment manufacturers recommend Nitrile and and oil). Natural Rubber for gloves, and Tyvek®, or the equivalent, as f Contamination may cause containers to explode. a protective material for clothing. f All protective clothing (suits, gloves, footwear, headgear) should be clean, available each day, and put on before work.
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Spills and Emergencies Occupational Health Information If employees are required to clean-up spills, they must be Resources properly trained and equipped. The OSHA Hazardous Waste Operations and Emergency Response Standard (29 CFR The New Jersey Department of Health offers multiple services 1910.120) may apply. in occupational health. These services include providing informational resources, educational materials, public If Sodium Bromate is spilled, take the following steps: presentations, and industrial hygiene and medical investigations and evaluations. f Evacuate personnel and secure and control entrance to the area. f Eliminate all ignition sources. For more information, please contact: f Moisten spilled material first or use a HEPA-filter vacuum for
clean-up and place into sealed containers for disposal. DO NOT use combustible absorbents. New Jersey Department of Health f Ventilate and wash area after clean-up is complete. Right to Know f DO NOT wash into sewer. PO Box 368 f It may be necessary to contain and dispose of Sodium Trenton, NJ 08625-0368 Bromate as a HAZARDOUS WASTE. Contact your state Phone: 609-984-2202 Department of Environmental Protection (DEP) or your Fax: 609-984-7407 regional office of the federal Environmental Protection Agency (EPA) for specific recommendations. E-mail: [email protected]
Web address: http://www.nj.gov/health/eoh/rtkweb
The Right to Know Hazardous Substance Fact Sheets Handling and Storage are not intended to be copied and sold Prior to working with Sodium Bromate you should be trained for commercial purposes. on its proper handling and storage. f Sodium Bromate reacts violently with REDUCING AGENTS (such as LITHIUM, SODIUM, POTASSIUM and their HYDRIDES); COMBUSTIBLE MATERIALS; ORGANICS (such as OIL, FAT, GREASE and FUELS); METAL POWDERS (such as ALUMINUM, ARSENIC and COPPER); POTASSIUM; METAL SULFIDES; CARBON; SUGAR; and AMMONIUM SALTS. f Sodium Bromate will become shock sensitive if contaminated with ORGANIC MATERIALS, METALS or CARBON. f Store in tightly closed containers in a cool, well-ventilated area.
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GLOSSARY
3 ACGIH is the American Conference of Governmental Industrial mg/m means milligrams of a chemical in a cubic meter of air. Hygienists. They publish guidelines called Threshold Limit It is a measure of concentration (weight/volume). Values (TLVs) for exposure to workplace chemicals. A mutagen is a substance that causes mutations. A mutation Acute Exposure Guideline Levels (AEGLs) are established is a change in the genetic material in a body cell. Mutations by the EPA. They describe the risk to humans resulting from can lead to birth defects, miscarriages, or cancer. once-in-a lifetime, or rare, exposure to airborne chemicals. NFPA is the National Fire Protection Association. It classifies Boiling point is the temperature at which a substance can substances according to their fire and explosion hazard. change its physical state from a liquid to a gas. NIOSH is the National Institute for Occupational Safety and A carcinogen is a substance that causes cancer. Health. It tests equipment, evaluates and approves respirators, conducts studies of workplace hazards, and The CAS number is unique, identifying number, assigned by proposes standards to OSHA. the Chemical Abstracts Service, to a specific chemical. NTP is the National Toxicology Program which tests chemicals CFR is the Code of Federal Regulations, which are the and reviews evidence for cancer. regulations of the United States government. OSHA is the federal Occupational Safety and Health A combustible substance is a solid, liquid or gas that will burn. Administration, which adopts and enforces health and safety standards. A corrosive substance is a gas, liquid or solid that causes destruction of human skin or severe corrosion of containers. PEOSHA is the New Jersey Public Employees Occupational Safety and Health Act, which adopts and enforces health and DEP is the New Jersey Department of Environmental safety standards in public workplaces. Protection. Permeated is the movement of chemicals through protective DOT is the Department of Transportation, the federal agency materials. that regulates the transportation of chemicals. ppm means parts of a substance per million parts of air. It is a EPA is the Environmental Protection Agency, the federal measure of concentration by volume in air. agency responsible for regulating environmental hazards. Protective Action Criteria (PAC) are values established by ERG is the Emergency Response Guidebook. It is a guide for the Department of Energy and are based on AEGLs and emergency responders for transportation emergencies ERPGs. They are used for emergency planning of chemical involving hazardous substances. release events.
Emergency Response Planning Guideline (ERPG) values A reactive substance is a solid, liquid or gas that releases provide estimates of concentration ranges where one energy under certain conditions. reasonably might anticipate observing adverse effects. STEL is a Short Term Exposure Limit which is usually a 15- A fetus is an unborn human or animal. minute exposure that should not be exceeded at any time during a work day. A flammable substance is a solid, liquid, vapor or gas that will ignite easily and burn rapidly. A teratogen is a substance that causes birth defects by damaging the fetus. The flash point is the temperature at which a liquid or solid gives off vapor that can form a flammable mixture with air. UEL or Upper Explosive Limit is the highest concentration in air above which there is too much fuel (gas or vapor) to begin a IARC is the International Agency for Research on Cancer, a reaction or explosion. scientific group. Vapor Density is the ratio of the weight of a given volume of Ionization Potential is the amount of energy needed to one gas to the weight of another (usually Hydrogen), at the remove an electron from an atom or molecule. It is measured same temperature and pressure. in electron volts. The vapor pressure is a force exerted by the vapor in IRIS is the Integrated Risk Information System database on equilibrium with the solid or liquid phase of the same human health effects that may result from exposure to various substance. The higher the vapor pressure the higher chemicals, maintained by federal EPA. concentration of the substance in air.
LEL or Lower Explosive Limit, is the lowest concentration of a combustible substance (gas or vapor) in the air capable of continuing an explosion.
Right to Know Hazardous Substance Fact Sheet
Common Name: SODIUM BROMATE Synonyms: None CAS No: 7789-38-0 Molecular Formula: NaBrO3 RTK Substance No: 1686 Description: Colorless to white, crystalline or granular, odorless powder
HAZARD DATA Hazard Rating Firefighting Reactivity 2 - Health Sodium Bromate is not combustible but it is a Sodium Bromate reacts violently with REDUCING STRONG OXIDIZER which enhances the AGENTS (such as LITHIUM, SODIUM, POTASSIUM and 0 - Fire combustion of other substances. their HYDRIDES); COMBUSTIBLE MATERIALS; ORGANICS (such as OIL, FAT, GREASE and FUELS); 0 - Reactivity Use water only. DO NOT USE DRY CHEMICAL or METAL POWDERS (such as ALUMINUM, ARSENIC and CO2 extinguishing agents. DOT#: UN 1494 COPPER); POTASSIUM; METAL SULFIDES; POISONOUS GASES ARE PRODUCED IN FIRE, CARBON; SUGAR; and AMMONIUM SALTS. ERG Guide #: 141 including Hydrogen Bromide. Sodium Bromate will become shock sensitive if CONTAINERS MAY EXPLODE IN FIRE. Hazard Class: 5.1 contaminated with ORGANIC MATERIALS, METALS or (Oxidizer) Use water spray to keep fire-exposed containers CARBON. cool. Sodium Bromate may ignite combustibles (wood, paper and oil). Contamination may cause containers to explode.
SPILL/LEAKS PHYSICAL PROPERTIES
Isolation Distance: Odor Threshold: Odorless Spill: 25 meters (75 feet) Flash Point: Noncombustible Fire: 800 meters (1/2 mile) Specific Gravity: 3.34 (water = 1) Moisten spilled material first or use a HEPA-filter Water Solubility: Soluble vacuum for clean-up and place into sealed containers Boiling Point: 718oF (381oC) (Decomposes) for disposal. DO NOT use combustible absorbents. Molecular Weight: 150.9 DO NOT wash into sewer.
EXPOSURE LIMITS PROTECTIVE EQUIPMENT
The Protective Action Criteria values are: Gloves: Nitrile and Natural Rubber 3 PAC-1 = 1.5 mg/m Coveralls: Tyvek® PAC-2 = 12.5 mg/m3 Respirator: >1.5 mg/m3 - SCBA PAC-3 = 60 mg/m3
HEALTH EFFECTS FIRST AID AND DECONTAMINATION Eyes: Irritation Remove the person from exposure. Flush eyes with large amounts of water for at least 15 minutes. Remove Skin: Irritation contact lenses if worn. Inhalation: Nose, throat and lung irritation with Quickly remove contaminated clothing and wash contaminated skin with coughing, wheezing and severe large amounts of water. shortness of breath (pulmonary edema) Headache, fatigue and blue color to the Begin artificial respiration if breathing has stopped and CPR if necessary.
skin and lips (methemoglobinemia) Transfer promptly to a medical facility. Medical observation is recommended as symptoms may be delayed. March 2009