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Common Name: LITHIUM NITRIDE HAZARD SUMMARY

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Common Name: LITHIUM NITRIDE CAS Number: 26134-62-3 RTK Substance number: 1131 DOT Number: UN 2806 Date: January 2002 ------------------------------------------------------------------------- ------------------------------------------------------------------------- HAZARD SUMMARY WORKPLACE EXPOSURE LIMITS * Lithium Nitride can affect you when breathed in and may No occupational exposure limits have been established for be absorbed through the skin. Lithium Nitride. This does not mean that this substance is * Contact can severely irritate and burn the skin and eyes. not harmful. Safe work practices should always be followed. * Breathing Lithium Nitride can irritate the nose and throat. * Lithium Nitride is a HIGHLY FLAMMABLE and * It should be recognized that Lithium Nitride may be REACTIVE chemical and a DANGEROUS FIRE and absorbed through your skin, thereby increasing your EXPLOSION HAZARD. exposure. IDENTIFICATION WAYS OF REDUCING EXPOSURE Lithium Nitride is a brownish-red, lump-shaped solid or a * Where possible, enclose operations and use local exhaust sand-like powder. It is used as a reducing agent. ventilation at the site of chemical release. If local exhaust ventilation or enclosure is not used, respirators should be REASON FOR CITATION worn. * Lithium Nitride is on the Hazardous Substance List * Wear protective work clothing. because it is cited by DOT. * Wash thoroughly immediately after exposure to Lithium * This chemical is on the Special Health Hazard Substance Nitride and at the end of the workshift. List because it is FLAMMABLE and REACTIVE. * Post hazard and warning information in the work area. In * Definitions are provided on page 5. addition, as part of an ongoing education and training effort, communicate all information on the health and HOW TO DETERMINE IF YOU ARE BEING safety hazards of Lithium Nitride to potentially exposed workers. EXPOSED The New Jersey Right to Know Act requires most employers to label chemicals in the workplace and requires public employers to provide their employees with information and training concerning chemical hazards and controls. The federal OSHA Hazard Communication Standard, 1910.1200, requires private employers to provide similar training and information to their employees. * Exposure to hazardous substances should be routinely evaluated. This may include collecting personal and area air samples. You can obtain copies of sampling results from your employer. You have a legal right to this information under OSHA 1910.1020. * If you think you are experiencing any work-related health problems, see a doctor trained to recognize occupational diseases. Take this Fact Sheet with you. LITHIUM NITRIDE page 2 of 6 This Fact Sheet is a summary source of information of all WORKPLACE CONTROLS AND PRACTICES potential and most severe health hazards that may result from exposure. Duration of exposure, concentration of the substance Unless a less toxic chemical can be substituted for a hazardous and other factors will affect your susceptibility to any of the substance, ENGINEERING CONTROLS are the most potential effects described below. effective way of reducing exposure. The best protection is to --------------------------------------------------------------------------- enclose operations and/or provide local exhaust ventilation at the site of chemical release. Isolating operations can also HEALTH HAZARD INFORMATION reduce exposure. Using respirators or protective equipment is less effective than the controls mentioned above, but is Acute Health Effects sometimes necessary. The following acute (short-term) health effects may occur immediately or shortly after exposure to Lithium Nitride: In evaluating the controls present in your workplace, consider: (1) how hazardous the substance is, (2) how much of the * Contact can severely irritate and burn the skin and eyes. substance is released into the workplace and (3) whether * Breathing Lithium Nitride can irritate the nose and throat. harmful skin or eye contact could occur. Special controls should be in place for highly toxic chemicals or when Chronic Health Effects significant skin, eye, or breathing exposures are possible. The following chronic (long-term) health effects can occur at some time after exposure to Lithium Nitride and can last for In addition, the following controls are recommended: months or years: * Where possible, automatically transfer Lithium Nitride Cancer Hazard from drums or other storage containers to process * According to the information presently available to the New containers. Jersey Department of Health and Senior Services, Lithium * Before entering a confined space where Lithium Nitride Nitride has not been tested for its ability to cause cancer in may be present, check to make sure that an explosive animals. concentration does not exist. Reproductive Hazard Good WORK PRACTICES can help to reduce hazardous * According to the information presently available to the New exposures. The following work practices are recommended: Jersey Department of Health and Senior Services, Lithium * Workers whose clothing has been contaminated by Nitride has not been tested for its ability to affect Lithium Nitride should change into clean clothing reproduction. promptly. Other Long-Term Effects * Do not take contaminated work clothes home. Family members could be exposed. * Lithium Nitride has not been tested for other chronic * Contaminated work clothes should be laundered by (long-term) health effects. individuals who have been informed of the hazards of exposure to Lithium Nitride. MEDICAL * Eye wash fountains should be provided in the immediate work area for emergency use. Medical Testing * If there is the possibility of skin exposure, emergency There is no special test for this chemical. However, if illness shower facilities should be provided. occurs or overexposure is suspected, medical attention is * On skin contact with Lithium Nitride, immediately wash recommended. or shower to remove the chemical. At the end of the workshift, wash any areas of the body that may have Any evaluation should include a careful history of past and contacted Lithium Nitride, whether or not known skin present symptoms with an exam. Medical tests that look for contact has occurred. damage already done are not a substitute for controlling * Do not eat, smoke, or drink where Lithium Nitride is exposure. handled, processed, or stored, since the chemical can be swallowed. Wash hands carefully before eating, drinking, Request copies of your medical testing. You have a legal right smoking, or using the toilet. to this information under OSHA 1910.1020. * Use a vacuum to reduce dust during clean-up. DO NOT DRY SWEEP. May explode in moist air. LITHIUM NITRIDE page 3 of 6 PERSONAL PROTECTIVE EQUIPMENT * Be sure to consider all potential exposures in your workplace. You may need a combination of filters, WORKPLACE CONTROLS ARE BETTER THAN prefilters or cartridges to protect against different forms of a PERSONAL PROTECTIVE EQUIPMENT. However, for chemical (such as vapor and mist) or against a mixture of some jobs (such as outside work, confined space entry, jobs chemicals. done only once in a while, or jobs done while workplace * Where the potential for high exposure exists, use a controls are being installed), personal protective equipment MSHA/NIOSH approved supplied-air respirator with a full may be appropriate. facepiece operated in a pressure-demand or other positive- pressure mode. For increased protection use in combination OSHA 1910.132 requires employers to determine the with an auxiliary self-contained breathing apparatus appropriate personal protective equipment for each hazard and operated in a pressure-demand or other positive-pressure to train employees on how and when to use protective mode. equipment. HANDLING AND STORAGE The following recommendations are only guidelines and may not apply to every situation. * Prior to working with Lithium Nitride you should be trained on its proper handling and storage. Clothing * Lithium Nitride reacts violently with WATER to release * Avoid skin contact with Lithium Nitride. Wear protective Ammonia gas and Lithium Hydroxide. gloves and clothing. Safety equipment suppliers/ * Lithium Nitride is not compatible with COPPER; manufacturers can provide recommendations on the most STRONG ACIDS (such as HYDROCHLORIC, protective glove/clothing material for your operation. SULFURIC and NITRIC); CARBON TETRACHLORIDE; * All protective clothing (suits, gloves, footwear, headgear) REDUCING AGENTS; SILICON TETRACHLORIDE; should be clean, available each day, and put on before and MOISTURE. work. * Store under Nitrogen in tightly closed containers in a cool, well-ventilated area and protect from SHOCK. Eye Protection * Sources of ignition, such as smoking and open flames, are * Wear impact resistant eye protection with side shields or prohibited where Lithium Nitride is used, handled, or goggles. stored. * Wear a face shield along with goggles when working with * Metal containers involving the transfer of Lithium Nitride corrosive, highly irritating or toxic substances. should be grounded and bonded. * Use only non-sparking tools and equipment, especially Respiratory Protection when opening and closing containers of Lithium Nitride. IMPROPER USE OF RESPIRATORS IS DANGEROUS. * Wherever Lithium Nitride is used, handled, manufactured, Such equipment should only be used if the employer has a or stored, use explosion-proof electrical equipment and written program that takes into account workplace conditions, fittings.
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