Functiion 1
Car Battery Refractometer
Feature 1
Auto Refractometer
Key words
High Quality Refractometer
Feature 2
Antifreeze Fluids Refractometer
Description 1
Hand Held Tester Tool
Feature
Portable Refratometro
Functiion 2
ethylene glycol concentration meter
Description 2
freezing point
Function
manual portable refractometer