n-Heptane

Colorless liquid with a gasoline-like odor

Product Name:	n-Heptane
CAS No.:	142-82-5
Purity	≥99%
Packing:	1ton/drum, 137kg/drum
HScode:	29011000

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Description:

Hydrocarbon fraction of petroleum. May contain n-heptane, dimethylcyclopentane, 3-ethylpentane, methylcyclohexane and 3-methylcyclohexane.

Synonyms:

Heptane;Dipropylmethane;Heptyl hydride;n-Heptane;Skellysolve C;NSC 62784;8031-33-2;44607-13-8

Characteristics:

Molecular Formula	C7H16
Molar Mass	100.202
Density	0.695g/cm3
Melting Point	-91℃
Boling Point	98.8°C at 760 mmHg
Flash Point	30 °F
Water Solubility	practically insoluble
Solubility	acetone: miscible(lit.)
Vapor Presure	45.2mmHg at 25°C
Appearance	Liquid
Specific Gravity	0.684 (20/4℃)
Color	≤10(APHA)
Odor	Gasoline.
Exposure Limit	NIOSH REL: TWA 85 ppm (350 mg/m3), 15-min ceiling 440 ppm (1,800 mg/m3), IDLH 750 ppm; OSHA PEL: TWA 500 ppm (2,000 mg/m3); ACGIH TLV: TWA 400 ppm, STEL 500 ppm (adopted).
Maximum wavelength(λmax)	λ: 200 nm Amax: ≤1.0 λ: 225 nm Amax: ≤0.10 λ: 250 nm Amax: ≤0.01 λ: 300-400 nm Amax: ≤0.
Merck	144,659
BRN	1730763
pKa	>14 (Schwarzenbach et al., 1993)
Storage Condition	Store at +5°C to +30°C.
Stability	Stable. Incompatible with oxidizing agents, chlorine, phosphorus. Highly flammable. Readily forms explosive mixtures with air.
Explosive Limit	1-7%(V)
Refractive Index	1.394
Physical and Chemical Properties	appearance colorless volatile liquid relative vapor density (Air = 1):3.45 saturated vapor pressure (KPa):5.33(22.3 ℃) combustion heat (kj/mol):4806.6 critical temperature (℃) 201.7 critical pressure (MPa):1.62 ignition temperature (℃) 204 Upper Explosive limit%(V/V):6.7 lower explosive limit%(V/V):1.1
PSA	0
XLogP3	4.4
Toxicity	Inhalation-mouse LC50: 75000 mg/m3/ 2 hours; intravenous-mouse LD50: 222 mg/kg
Flammability characteristics	Inflammable in case of open flame, high temperature, oxidant; burning produces irritating smoke

Use

Mainly used as a standard for the determination of octane number, but also can be used as anesthetics, solvents and raw materials for organic synthesis, the preparation of experimental reagents

FAQ:

Q1. What is n-Heptane?
A1. n-Heptane is a colorless, volatile, and highly flammable liquid hydrocarbon. It belongs to the alkane family and is composed of seven carbon atoms with the molecular formula C6H14.

Q2. What are the common uses of n-Heptane?
A2. n-Heptane finds application in various industries. It is primarily used as a solvent in laboratory settings for extraction and in industrial processes for cleaning, degreasing, and manufacturing purposes. It is also a standard reference fuel in engine testing and a component in some fuel blends.

Q3. How is n-Heptane different from other solvents?
A3. Compared to other solvents, n-Heptane has a relatively low boiling point and is less polar. This makes it ideal for dissolving non-polar substances and removing oils, greases, and residues. Its low electrical conductivity and high vapor pressure further contribute to its effectiveness as a cleaning agent.

Q4. Is n-Heptane safe to use?
A4. While n-Heptane is widely used, it is important to handle it with care due to its volatile nature. It should be stored in well-ventilated areas away from ignition sources, and appropriate safety precautions must be taken during transportation, storage, and usage. Please refer to our Safety Data Sheet (SDS) for detailed information on handling and safety measures.

Q5. Can n-Heptane be shipped internationally?
A5. Yes, n-Heptane can be shipped internationally, but it is subject to transportation regulations and restrictions imposed by various countries. As a chemical manufacturer, we ensure compliance with all relevant regulations and can provide the necessary documentation for international shipments.

Q6. What is the shelf life of n-Heptane?
A6. The shelf life of n-Heptane can vary depending on storage conditions. When stored in a tightly sealed container, away from heat and direct sunlight, n-Heptane can typically maintain its quality for up to two years. However, regular quality checks are recommended to ensure optimal performance.

Q7. Do you offer customized packaging or concentrations of n-Heptane?
A7. As a chemical manufacturer, we can provide n-Heptane in different packaging options and concentrations based on your specific requirements. Please contact our sales team to discuss your needs, and we will be glad to assist you.

Q8. How can I place an order for n-Heptane?
A8.As an inaugural step, it is requisite that you ascertain your possession of the requisite qualifications and conditions enabling the acquisition of chemicals of a hazardous nature. To order n-Heptane, please get in touch with our sales team through the contact information provided on our website. Our representatives will guide you through the ordering process, provide pricing details, and assist with any further queries you may have.

Q9. Are there any regulations or certifications associated with n-Heptane?
A9. Yes, n-Heptane is subject to various regulations and certifications depending on its intended use and the jurisdiction in which it is being utilized. We ensure compliance with relevant international standards and can provide necessary documentation such as Certificates of Analysis (COA) and Certificates of Conformity (COC) upon request.

Q10. Can you provide technical support or guidance regarding n-Heptane?
A10. Absolutely! We have a dedicated team of experts with extensive knowledge of n-Heptane and its applications. We offer technical support, including guidance on handling, storage, and usage, as well as assistance with troubleshooting and product recommendations. Feel free to reach out to us with your queries, and we’ll be happy to assist you.