SAFETY DATA SHEET - CITGO

1 Heptane (19043)Petroleum hydrocarbon solvent;Commercial Heptane;C7-rich Solvent; CITGO Material Code No.: 19043 Technical Contact: (630) 257-4081 Medical Emergency: (630) 257-4318 CHEMTREC Emergency: (800) 424-9300(United States Only) SAFETY data SHEETGHS product identifierSynonymsEmergency telephone number (with hours of operation)Section 1. Identification:::Chemical name:Naphtha (petroleum), hydrotreated lightSupplier's details: CITGO Petroleum Corporation135th and New AvenueLemont, IL 60439 Heptane (19043)Hydrocarbon Solvent Material uses:19043:CodeMSDS 2.

2 Hazards identificationFLAMMABLE LIQUIDS - Category 2 SKIN IRRITATION - Category 2 SPECIFIC TARGET ORGAN TOXICITY (SINGLE EXPOSURE) (Narcotic effects) -Category 3 ASPIRATION HAZARD - Category 1 AQUATIC HAZARD (ACUTE) - Category 2 AQUATIC HAZARD (LONG-TERM) - Category 1 Classification of the substance or mixture:Signal word:DangerHazard statements:Highly flammable liquid and skin be fatal if swallowed and enters cause drowsiness or toxic to aquatic life with long lasting pictograms:Precautionary statementsPrevention:Wear protective gloves.

3 Wear eye or face protection. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Use explosion-proof electrical, ventilating, lighting and all material-handling equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Keep container tightly closed. Use only outdoors or in a well-ventilated area. Avoid release to the environment. Avoid breathing vapor. Wash hands thoroughly after label elementsOSHA/HCS status:This material is considered hazardous by the OSHA Hazard Communication Standard (29 CFR ).

4 Date of issue/Date of revision:4/19/2018 Date of previous issue:8/22/2012 Version:31/14 Heptane (19043)Section 2. Hazards identificationResponse:Collect spillage. IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or physician if you feel unwell. IF SWALLOWED:Immediately call a POISON CENTER or physician. Do NOT induce vomiting. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower. IF ON SKIN: Wash with plenty of soap and water.

5 Take off contaminated clothing and wash it before reuse. If skin irritation occurs: Get medical :Store locked up. Store in a well-ventilated place. Keep :Dispose of contents and container in accordance with all local, regional, national and international label elements:Eliminate sources of ignition. Avoid spark promoters. Ground/bond container and receiving equipment. These alone may be insufficient to remove static electricity. Do not taste or swallow. Wash thoroughly after not otherwise classified:Static accumulating flammable liquid can become electrostatically charged even in bonded and grounded equipment.

6 Sparks may ignite liquid and vapor may cause flash fire or explosion. Causes digestive tract burns. Prolonged or repeated contact may dry skin and cause 3. Composition/information on ingredientsIngredient nameCAS number%There are no additional ingredients present which, within the current knowledge of the supplier and in the concentrations applicable, are classified as hazardous to health or the environment and hence require reporting in this name:Naphtha (petroleum), hydrotreated lightOther means of identification:Petroleum hydrocarbon solvent;Commercial Heptane;C7-rich Solvent; CITGO Material Code No.

7 : 19043 CAS number:64742-49-0 Substance/mixtureCAS number/other identifiers:Occupational exposure limits, if available, are listed in Section concentration shown as a range is to protect confidentiality or is due to process Alkanes60 - 100**C7-C8 Cycloalkanes5 - 10** = Various ** = Mixture ** = ProprietaryImmediately flush eyes with plenty of water, occasionally lifting the upper and lower eyelids. Check for and remove any contact lenses. Continue to rinse for at least 10 minutes. Get medical contaminated skin with plenty of water.

8 Remove contaminated clothing and shoes. Continue to rinse for at least 10 minutes. Get medical attention. Wash clothing before reuse. Clean shoes thoroughly before victim to fresh air and keep at rest in a position comfortable for breathing. If it is suspected that fumes are still present, the rescuer should wear an appropriate mask or self-contained breathing apparatus. If not breathing, if breathing is irregular or if respiratory arrest occurs, provide artificial respiration or oxygen by trained personnel.

9 It may be dangerous to the person providing aid to give mouth-to-mouth medical attention. If necessary, call a poison center or physician. If unconscious,place in recovery position and get medical attention immediately. Maintain an open airway. Loosen tight clothing such as a collar, tie, belt or 4. First aid measuresEye contactSkin contactInhalation:::Description of necessary first aid measuresDate of issue/Date of revision:4/19/2018 Date of previous issue:8/22/2012 Version:32/14 Heptane (19043)Section 4.

10 First aid measuresGet medical attention immediately. Call a poison center or physician. Wash out mouth with water. Remove dentures if any. Remove victim to fresh air and keep at rest in a position comfortable for breathing. Aspiration hazard if swallowed. Can enter lungs and cause damage. Do not induce vomiting. If vomiting occurs, the head should be kept low so that vomit does not enter the lungs. Never give anything by mouth to an unconscious person. If unconscious, place in recovery position and get medical attention immediately.