- Features
| Easy to operate refractometers provide accurate and repeatable measurement on easy to read scales |
| Requires only 2 or 3 drops of solution |
| The prism and lens with a simple focus adjustment provides repeatable results |
| Measures the freezing point of coolants and concentration of ethylene propylene glycol |
| Measures -60 to 32 deg F propylene freeze point, -60 to 25 deg F ethylene glycol freeze point and 1.15 to 1.3 specific gravity of battery acid |