1. Determine the type of Brix refractometer you need. Brix refractometers come in a variety of models, including handheld, digital, and laboratory models. Consider the type of sample you will be testing and the accuracy you need.

2. Choose a supplier. Research online to find a reputable supplier of Brix refractometers. Compare prices and read customer reviews to ensure you are getting the best product for your needs.

3. Place your order. Once you have chosen a supplier, place your order online or over the phone. Be sure to provide all necessary information, such as shipping address and payment information.

4. Receive your Brix refractometer. Once your order is processed, your Brix refractometer will be shipped to you. Depending on the supplier, you may be able to track your order online.

5. Read the instructions. Before using your Brix refractometer, read the instructions carefully. This will ensure you are using the device correctly and getting accurate results.