With the "Shadowless Bottom" feature. Used to determine the color of refined vegetable oils, such as cottonseed, corn and soybean oils, and also tallows, greases, fatty acids, etc., with Wesson type tintometers (AOCS Method Cc 13b), and of whole and refined tall oils with a Lovibond tintometer.
- Rings and legend are durable white ceramic enamel
- Rings are located at specific distances from the inside bottom of the tube