Guaranteed Reagent

Reliable partner for reagents, chemical raw materials, and pharmaceutical intermediates.

Self-build Factory

To meet the production needs of various precision and magnitude.

Online Store

Order online, and have the products shipped to any corner of the planet.

Customize Products

Customizable chemical and pharmaceutical synthesis processes.

Global Reputation

We are highly praised by our partners around the world.

Our Services

Free Sample

Free sample is always ready for you. Leave us a message or send us an email to get a free sample of any product.

Free Shipping

Free shipping to any corner of the planet for large unit buyers. Customized packing ensures the safety of your product.

Free Support

A complete set of consulting services for production, storage, and transportation for our partners.

Featured Products

Thymol blue

Thymol blue CAS No.76-61-9EC No.Molecular Weight:466.59Molecular Formula:C27H30O5SKnown as: Inquiry Product Brief USP / BP /…

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Indocyanine Green

Indocyanine Green CAS No.3599-32-4EC No.222-751-5Molecular Weight:774.963Molecular Formula:C43H47N2NaO6S2Known as:Cardiogreen; Foxgreen; Cardio-Green; Fox Green; IC Green Inquiry…

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Sodium Nitroprusside

Sodium Nitroprusside CAS No.13755-38-9EC No.238-373-9Molecular Weight:297.95Molecular Formula:C5H4FeN6Na2O3Known as:Sodium nitroprusside dihydrate; Sodium nitroferricyanide(III) dihydrate; Sodium nitroferricyanide…

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About us, offering guaranteed products.

Our products mainly include reagents, chemical raw materials, pharmaceutical intermediates, organic intermediates, etc. We also accept orders for customized products.

“The best part is that Guaranteed Reagent comes with professional experts and equipments for just about all production processes, to meet requests of our customers all over the world.”

Nicky Lee

Why Choose Us


Always ready for your service. Do not hesitate to contact us for more information.


Professional team and equipments to meet all production requirements.


Sound and reliable support ensures the quality and safety of your business.

Send us an Email

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