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MSDS Material Safety Data Sheet
CAS

142-82-5

File Name: 142-82-5.asp
 

FLINN SCIENTIFIC INC.

    "Your Safer Source for Science Supplies"

                                                                              MSDS #: 386.00

Material Safety Data Sheet (MSDS)                                             Revision Date: March 14, 2001







Section 1 -- Chemical Product and Company Identification



n-Heptane

Flinn Scientific, Inc. P.O. Box 219 Batavia, IL 60510 (800) 452-1261

CHEMTREC Emergency Phone Number: (800) 424-9300



Section 2 -- Composition, Information on Ingredients

n-Heptane



CAS#: 142-82-5

Section 3 -- Hazards Identification

                                                                                                           FLINN AT-A-GLANCE

Clear colorless liquid. Odor of paint thinner.

                                                                                                           Health-1

Slightly toxic by inhalation. Body tissue irritant. Avoid all body contact.

                                                                                                           Flammability-3

Flammable liquid. Dangerous fire risk.

                                                                                                           Reactivity-0

                                                                                                           Exposure-1

                                                                                                           Storage-3

                                                                                                         0 is low hazard, 3 is high hazard

Section 4 -- First Aid Measures

Call a physician, seek medical attention for further treatment, observation and support after first aid.

Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.

Eye: Immediately flush with fresh water for 15 minutes.

External: Wash continuously with fresh water for 15 minutes.

Internal: Rinse mouth out with water. Give mixture of 2 Tbs. of activated charcoal mixed with one cup of water. Call a physician or

poison control at once.

Section 5 -- Fire Fighting Measures

Class IB Flammable liquid.                                                                                  NFPA CODE

Flash Point: 30 F Upper: 7% Lower: 1.1% Autoignition Temperature: 595 F                                     H-1

When heated to decomposition, emits acrid smoke and irritating fumes.                                       F-3

Fire Fighting Instructions: Use triclass, dry chemical fire extinguisher. Firefighters should wear PPE      R-0

and SCBA with full facepiece operated in positive pressure mode.



Section 6 -- Accidental Release Measures

Restrict unprotected personnel from area. Remove all ignition sources and ventilate area. Contain spill with sand and absorbent

material; deposit in sealed bag or container. See Sections 8 and 13 for further information.







Section 7 -- Handling and Storage

Flinn Suggested Chemical Storage Pattern: Organic #3. Store with hydrocarbons, esters and aldehydes.

Store in a cool dry place. Store in flammables cabinet.







Section 8 -- Exposure Controls , Personal Protection

Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-resistant apron.

Use ventilation to keep airborne concentrations below exposure limits. Always wear a NIOSH-approved respirator with proper

cartridges or a positive pressure, air-supplied respirator when handling this material in emergency situations (spill or fire).

Exposure guidelines: TWA 500 ppm, STEL 500 ppm (OSHA, ACGIH)









                                                                                                                          PAGE 1 OF 2

?2002 Flinn Scientific, Inc. All Rights Reserved.

  FLINN SCIENTIFIC INC.                                                                            n-Heptane



       "Your Safer Source for Science Supplies"

                                                                                                   MSDS #: 386.00

  Material Safety Data Sheet (MSDS)                                                                Revision Date: March 14, 2001







  Section 9 -- Physical and Chemical Properties

   Clear, colorless liquid. Odor of paint thinner.                                           Specific Gravity: 0.68

   Solubility: Soluble: Alcohol; not water.                                                  Melting Point: -91 C

   Formula: C7H16                                                                            Boiling Point: 98 C

   Formula Weight: 100.23







  Section 10 -- Stability and Reactivity

  Avoid contact with strong oxidizers, open flame or any source of ignition.

  Shelf life: Good, if stored safely.



  Section 11 -- Toxicological Information

                                                                                             ORL-RAT LD50: N.A.

  Acute effects: Harmful liquid, irritant, nausea, dizziness and

                                                                                             IHL-MUS LC50:75 gm/m3/2H

  headache.

                                                                                             SKN-RBT LD50: N.A.

  Chronic effects: N.A.

  Target organs: N.A.

  N.A. = Not available, not all health aspects of this substance have been fully investigated.

   Section 12 -- Ecological Information

   Data not yet available.



   Section 13 -- Disposal Considerations

   Please consult with state and local regulations.

   Flinn Suggested Disposal Method #18a is one option.



   Section 14 -- Transport Information

   Shipping Name: Heptanes

   Hazard Class: 3, Flammable liquid

   UN Number: UN1206

   N/A = Not applicable



   Section 15 -- Regulatory Information

   TSCA-listed, EINECS-listed (205-563-8), RCRA code D001.



  Section 16 -- Other Information

  Consult your copy of the Flinn Scientific Catalog/Reference Manual for additional information about laboratory chemicals.

  This Material Safety Data Sheet (MSDS) is for guidance and is based upon information and tests believed to be reliable. Flinn

  Scientific Inc. makes no guarantee of the accuracy or completeness of the data and shall not be liable for any damages relating

  thereto. The data is offered solely for your consideration, investigation, and verification. Flinn Scientific Inc. assumes no legal

  responsibility for use or reliance upon this data.





            FLINN SCIENTIFIC INC.

               "Your Safer Source for Science Supplies"





                                   Questions on Chemical Disposal

                                      or Storage?--Call Flinn

                                                                                                            flinn@flinnsci.com www.flinnsci.com

                                                                                                                P.O. Box 219 Batavia IL 60510

                                                                                                               (800) 452-1261 Fax (866) 452-1436



?2002 Flinn Scientific, Inc. All Rights Reserved.                                                                                       PAGE 2 OF 2
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