Junyuan Petroleum Group

Business Type:Manufacturer

Main Products:n-Pentane,Isopentane,n-Hexane,Isohexane,n-Heptane,n-Octane,Pentane Blends,PBAT Resins,PBS Resins,Sodium Methoxide

Country/Region:China

Ddu Verified

HOT Rank

6/10
Company Information

Junyuan is a global petroleum chemical manufacturing group, specialising in the development, manufacture and marketing of specialty chemicals for the Edible vegetable oil processing, pharmaceuticals, solvents, plastics, geothermal energy, personal care products, gasoline, adhesives, sealants, catalyst production, paints, coatings, polypropylene, polyurethane, expanded and extruded polystyrene, heavy oil, bitumen, rubber and synthesis industry. Building on our 12-year history, the dedication of our 500 employees, and our shared commitment to business growth, strong financial performance, safety, sustainability, and innovation, we have established a world-class business and built strong partnerships with our customers. 


Pharmaceutical grade normal hexane produced by Junyuan Petroleum Group is a high purity grade of hexane also referred to as food-grade hexane that is available in purity levels as high as 99% plus with very minimal impurities. In addition to high purity, other benefits of pharmaceutical grade hexane are a low boiling point, minimal odor, low toxicity, and no poisonous fumes. For these reasons pharmaceutical grade hexane is a commonly used solvent for uses ranging from food production to cleaning. If your business is looking for a versatile, low toxicity solvent, pharmaceutical grade hexane may be the perfect solvent for you. In addition to being versatile and safe to use, hexane is also affordable and offered in bulk quantities from manufacturers like Junyuan Petroleum Group. So what are some common uses for bulk supplies of pharmaceutical grade hexane?


Oil Extraction – High purity hexane is often used in a process called extraction where oil is pulled from products like seeds, olives, and vegetables to create cooking oils. Hexane's fast evaporation rate and low boiling point make it a perfect solvent for this process.

Adhesive Manufacturing – Hexane is a popular solvent ingredient in the production of adhesives and glues.

Industrial Cleaning and Degreasing – Hexane is also a great degreasing agent that can be used to dissolve oil and clean industrial machinery to prevent build up from oil or grease after use.

Pharmaceuticals – Hexane has become a popular solvent in the pharmaceutical industry, used to manufacture products like tablet molds.

Looking to Buy Pharmaceutical Grade Hexane? 

If your business is in need of a solvent such as pharmaceutical grade hexane, we can help. Whether you are interested in learning more about solvents like hexane and their uses, or simply need to find a reliable bulk chemical and solvent manufacturer, Junyuan Petroleum Group always have tailored products to suit your needs and levels of purity. Contact us today to learn more! 

Heptane is commercially available as mixed isomers for use in paints and coatings, as the rubber cement solvent "Bestine", the outdoor stove fuel "Powerfuel" by Primus, as pure n-Heptane for research and development and pharmaceutical manufacturing and as a minor component of gasoline.


For years, we have sold heptane cleaners and solvent thinners to different markets as a premium priced material. When speaking about heptane, we need to differentiate between two types of chemicals.


n-Heptane and Heptane "s"


Heptanes are a mixture of several isomeric chains, of which, ≥25% is n-Heptane.


n-Heptane is straight chain isomer of 100% heptane. In layman's terms, n-Heptane is pure Heptane material.


Now, why would one need something so pure as n-Heptane? Generally, pure n-Heptane is only necessary in pharmaceutical and scientific laboratories. Those industries require precise identification of chemicals and rigid control of all chemical variables. For artists, architects and home crafters, regular Heptanes are more than adequate for cleaning up inks and rubber cements. You could make an argument n-Heptane might be suitable for very expensive or high-tech commercial projects, but one would assume that the budgets for those projects would allow for higher priced materials.


All projects are unique in their own way and each user should always do a thorough job of investigating the best material to use. But if the project does not qualify for one of the higher tier categories described in this article, it would make sense to make the budget conscious choice of choosing the lower cost Heptanes instead of n-Heptane.


Junyuan Petroleum Group's Pharma Grade n-Heptane is widely used to analyze residual solvents in pharmaceutical products.


The determination of residual solvents in drug substances, excipients, or drug products is known to be one of the most difficult and demanding analytical tasks in the pharmaceutical industry. Furthermore, determination of polar residual solvents in pharmaceutical preparations is still an analytical challenge, mainly because these compounds are difficult to remove from water or polar solvents. Many pharmaceutical products must be analyzed for residual solvents at different stages of their manufacture (raw materials, intermediate products, and final product). Organic solvents, such as ethanol, dichloromethane, hexanes, and heptane, are frequently used in the process. The manufacture of new active pharmaceutical ingredients (APIs) under Good Manufacturing Practice (GMP) conditions requires adequate quality control of the different ingredients used in the synthesis. Therefore, use of organic solvents must be tightly controlled during any GMP synthesis. Headspace gas chromatography is the most favored technique for the analysis of volatiles and semivolatile organics in solid, liquid, and gas samples. 


Contact us today for assistance with your sales or product requirements. WhatsApp: +86 178 1030 0898 Email: info@junyuanpetroleumgroup.com 

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