Frequently Asked Questions

We operate exclusively as a B2B supplier. Registration allows us to verify your business identity, provide accurate pricing, and ensure compliance with regulations governing the sale of chemical reagents.

After verifying your email, our team reviews your registration and typically approves accounts within 1 business day. You will receive an email notification once your account is approved.

We require corporate or institutional email addresses for company accounts to confirm your affiliation. If you are an individual researcher, you may register as an individual and use your academic or personal email.

Check your spam/junk folder first. If you still can't find it, return to the login page and use the "Resend verification email" link. Verification links expire after 24 hours.

Our catalog contains over 200,000 compounds spanning pharmaceutical intermediates, building blocks, reference standards, fine chemicals, and specialty reagents.

You can search by compound name, CAS number, catalog number, or molecular formula using the search bar. The catalog also supports filtering by category, purity, availability, and molecular weight range.

HAZMAT indicates the compound is classified as a hazardous material and requires special handling, packaging, and shipping documentation. An SDS is always available for hazmat products.

Yes, products marked In Stock are physically available at our warehouse. Out of Stock products can still be quoted — delivery times vary by compound.

A CoA is a document that certifies the quality and purity of a specific batch of a compound. It includes analytical test results, lot number, expiration date, and signatures from our quality department.

An SDS (formerly MSDS) provides detailed information on chemical hazards, safe handling procedures, first aid measures, storage requirements, and disposal methods. SDS documents follow the GHS/OSHA format.

For security and compliance reasons, document download links are valid for 60 seconds from the moment they are generated. This prevents unauthorized sharing of links. You can always generate a new download link from the product page.

Yes. Contact our quality team at quality@chem-gold.com with the catalog number and lot number, and we will provide the corresponding CoA.

Browse the catalog, click "Add to Quote" on each product you are interested in, then go to the Quote page to complete your request. You can add multiple products in one quote request.

We respond to all quote requests within 1 business day. Urgent requests (select "Urgent" in the form) are prioritized and typically receive a reply within 4 business hours.

We currently operate on a quotation basis — pricing and availability are confirmed directly via email after your quote request. This allows us to provide accurate pricing based on quantity, purity grade, and current stock.

We ship to over 80 countries. Some compounds may be restricted in certain regions due to export regulations. Please specify your delivery country in the quote request and we will confirm availability.

Yes. We provide all necessary export documentation including commercial invoices, packing lists, dangerous goods declarations (where applicable), and country-specific import permits upon request.

Minimum order quantities vary by compound. Standard packaging sizes are listed on each product page. For bulk orders or custom packaging, please contact our team.