General Information
Revision date
2026-06-17
Product name
n-Heptane
Product Synonyms
Heptane
CAS No.
142-82-5
Emergency telephone
1-800-535-5053, 1-352-323-3500
Icons in SDS
Company Information
company name
Lab Alley, LLC
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H304, H315, H336, H410
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Classification of the substance or mixture
Signal word
Danger
Hazard statements
Highly flammable liquid and vapor. May be fatal if swallowed and enters airways. Causes skin irritation. May cause drowsiness or dizziness. Very toxic to aquatic life with long lasting effects.
Precautionary statements
Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. Keep container tightly closed. Ground/bond container and receiving equipment. Use explosion-proof electrical/ ventilating/ lighting/ equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. Wash skin thoroughly after handling. Use only outdoors or in a well-ventilated area. Avoid release to the environment. Wear protective gloves/ eye protection/ face protection. IF SWALLOWED: Immediately call a POISON CENTER/ doctor. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell. Do NOT induce vomiting. If skin irritation occurs: Get medical advice/ attention. Take off contaminated clothing and wash before reuse.
2.3 Other hazards
None.
2.1 Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) Flammable liquids (Category 2) Skin irritation (Category 2) Specific target organ toxicity - single exposure (Category 3) Target organ - Central nervous system (CNS) Aspiration hazard (Category 1) Short-term (acute) aquatic hazard (Category 1) Long-term (chronic) aquatic hazard (Category 1)