Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Measuring Devices (hierarchy name)
5. measuring devices (instruments)
6. [measuring devices for extent]
7. quantity measuring devices
8. [quantity measuring devices for substances]
9. acidimeters

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Tools and Equipment
5. equipment
6. equipment by context
7. culinary equipment
8. food processing equipment
9. dairy tools
10. milk testers

Anotations

Scope note:

Devices that measure and compute the amount of acid in milk which is calculated by pouring alkali of a known strength into a measured sample of milk until the color of the milk changes.