1. The minimum order quantity (MOQ) for all of our products is 500g. We don’t sell any quantity less than 500g. Please confirm you will place official order at least 500g after getting the samples.

2. For most products, we can provide no less than 5g and no more than 10g samples. For some special products, 1g sample is available. Please contact us for the details.

3. For any sample order quantity, we will charge the sample fee and freight. It depends on the quantity you request.

4. For samples, If it can’t reach you as the customs inspection, we will resend it to you free of charge.

We often send the parcels by the agent of express companies. It will take about 3 days from us to the agent. The parcel will be sent out from the agent within 1 workday and the tracking number will be provided after the parcel sent out to you.

Usually, the agent use EMS, Fedex, EUB and DHL to send the parcels according to their experience. It will take about 7~25 days from the agent to you, the time depends on the express company.

Please note: If meet customs inspection, the delivery date will be delay.

By ordering products from YajiaChem.com you are agreeing with following Terms & Conditions.

We strongly advise to read the statements below, consider them and be aware of them before purchasing any products from our site.

All products are: FOR RESEARCH PURPOSES ONLY.

NOT FOR HUMAN CONSUMPTION. NOT INTEND FOR PURCHASE AND POSSESSION BY PERSON UNDER 18 AGE.

Your responsibility is: GET FAMILIAR WITH TERMS & CONDITIONS BEFORE PLACE AN ORDER. ENSURE THAT PRODUCT WHICH YOU ORDERING IS LEGAL FOR IMPORT AND POSSES IN YOUR COUNTRY/REGION.

To prevent abuse and to facilitate our customers access to legal information we have started a database with a collection of several drug and pharmaceutical laws. Please help us to expand this database by sharing links. All the information you will find on this website is without any guarantees.

ENSURE THAT ALL COMPOUND ARE SUPPLIED STRICTLY FOR RESEARCH USE ONLY, PRIMARILY REAGENT TESTING AND GC/MS REFERENCE, IN PROPER DESIGNATED AREAS, WITH ALL NECESSARY EQUIPMENT AND SAFETY PROCEDURES IN PLACE.

We are not responsible for any harms of any person or property, because of improper usage.

You are agreeing to indemnify YajiaChem.com against prosecution and accepting responsibility for all ordered products as the importer.

We may change these Terms and Conditions at any given time and we are not under obligation to notify you for such changes. By ordering from YajiaChem.com and accepting the Terms and Conditions, you are responsible for the infringement of these Terms and Conditions.