Question

what is the name of the gray, blue, and yellow pipette

Answer 1

The gray, blue, and yellow pipette you are referring to is likely a model from the "Pipetman" series by Gilson. Specifically, the the colors often represent different volume ranges or specific models within their range. For example, the Pipetman L series is well-known and uses color coding for various pipette sizes. If you have a particular model in mind or more details about it, I could provide more specific information!