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Is n-heptane toxic to humans? CAS 142-82-5

Sep 27, 2025 Leave a message

What is n-Heptane?

n-Heptane is a colorless volatile liquid It is mainly used as a standard for the determination of octane number. It can also be used for the preparation of anesthetics, solvents, raw materials for organic synthesis and experimental reagents Store in a cool and ventilated warehouse Keep away from fire and heat source The storage temperature should not exceed 30 ℃ Keep the container sealed. Its chemical formula is C7H16.

 

Properties

n-Heptane CAS 142-82-5 is a colorless, volatile liquid that is insoluble in water but soluble in alcohol. It is miscible with ether and chloroform. Its vapors form explosive mixtures with air and may ignite or explode upon contact with open flames or high heat. It may undergo violent reactions when exposed to oxidizing agents.

 

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99 n-Heptane Organic Solvent CAS 142-82-5
n-Heptane CAS 142-82-5

High Quality Heptane Chemical Solvent 142-82-5

n-Heptane Organic Solvent

Is n-heptane toxic to humans?

Yes, n-heptane chemical can be toxic to humans, primarily through inhalation or prolonged skin contact. CAS 142-82-5 is not considered highly toxic with short-term, low-level exposure, but significant exposure poses health risks.

 

  • Inhalation: Breathing in heptane vapors irritates the respiratory tract, causing symptoms such as coughing, shortness of breath, and throat discomfort.
  • Skin Contact: Direct contact with heptane strips the skin of its natural oils, leading to dryness, redness, and irritation.
  • Ingestion: It can irritate the gastrointestinal tract, causing nausea, vomiting, abdominal pain, and diarrhea. It may also be absorbed into the bloodstream, resulting in central nervous system depression, liver and kidney damage, and even death in severe cases.

 

n-Heptane Safety Information

  1. Keep away from open flames, sparks, hot surfaces, and static.
  2. Use in well-ventilated areas; avoid confined spaces.
  3. Store in a cool, ventilated area; keep away from oxidizers.
  4. Wear gloves, safety goggles, and a respirator.

 

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n-Heptane Organic Solvent

 

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