OCTAGONCHEM, Your Reliable Chemical Supplier In China

If you are looking for reliable chemical suppliers in China, and you want to buy chemicals and get them safely in your hands, octagonchem should be your top choice. We manufacture and stock pharmaceutical industrial chemicals, chemicals for research, and lab chemicals for safe and fast shipment for over 7 years. 

We have provided custom synthesis services and free chemical sourcings for over 4963 customers and counting and we hope to parter up with you to lower your buying cost too. Many of our customers praised us for our flexible terms and good communications. You can check with our current customers to verify our reputation.

Why You Should Choose Us?

365-24-7 services from octagonchem

365/24/7 Service

You can find us at 365/24/7. You get our 24/7 services for being our customer. Your request will be responded and handled the moment we get noticed, either by email or by the call. Just tell us what chemicals you need, we will get it done, simple as that!

Quality chemicals from chemical manufacturer and suppliers

Guaranteed Quality​

what you get from octagonchem are quality chemicals. We guarantee the quality for you through layers of testings. Ready stock will be retested before released for export. You will get a free 3-rd party testing for new chemicals and you are fully covered by our quality management system.

competitive price for quality chemicals

Competitive Price

When you send us inquiries on APIs and chemicals, you will find our offer is a very reasonable price for the same quality chemicals provided by our competitors. We try our best to keep our costs down so we can help you generate more revenue and lower your buying cost.

With our 10 years of experiences of pharmaceutical and chemical supply, your steady supply of quality APIs and chemicals is guaranteed. What you will get from us are only quality chemicals with competitive prices. Some of our pharmaceutical ingredients in stock are from are from the biggest pharmaceutical manufacturers in China . Our kindest customers even recommended us to other chemical importers they know who need a chemical supplier with better service and reliability. Check out why…

Try Our FREE Chemical Sourcing and Quotes

If you are buying chemicals from China, don’t hesitate to contact us for a free quote so you can compare the chemical prices of different qualities. In case you are not clear why such big price difference, we are happy to explain to you why. 

FREE Background Reports for Chemical Suppliers

Or you are trying a new chemical and you are not so sure about the reliability of your new chemical supplier, just leave us a message and we will help you to run the background checks for your new chemical manufacturer and file a final report for you. You can also check our article about how to run background checks on chemical suppliers in China.

You Choose OCTAGONCHEM, You Have Insurance!

Our Strong Products

FDA Approved

Steady Supply

Fast Shipment (3~4 days after PO)

Free Sample for Approval Available


FDA under registration

Best price in the market

Fast shipment (3 days after PO)

Free Sample for Testing available


High purity: 99.9%

Best price in the market

Fast Shipment (3~5 days after PO)

Free Sample for Testing Available


Ready Stock With Free Samples

If you want to make sure of our quality for yourself, contact us for quality approval by a sample. Just click to fill in the sample forms and we will get it done!