This is a sample Unity Project showcasing the Measured Material Library in Universal Render Pipeline.
Open it with Unity 2019.3.0a6 or higher and optionally you can upgrade URP (formely known as LWRP) to the latest.
Go to Assets/Measured Materials Library/URP/Sample Scenes/ and open AllMaterialsScene.
Verified in Unity 2019.3.14f1 using URP 7.3.1.