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Extech RF40 Battery Coolant Refractometer
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Extech RF40
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Features:
- Automotive coolant refractometer measures the freezing point of coolants plus battery charge condition
- Provide accurate and repeatable measurements of % Ethylene Glycol and Propylene Glycol and °F on easy to read scale
- Automatic Temperature Compensation
- Requires only 2 or 3 drops of solution
- The prism and lens with a simple focus adjustment provides repeatable results
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Description
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This precision optical instrument should be handled gently; avoid touching the optical surface. Careful use of this instrument will provide years of reliable service.
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| RF40 |
BATTERY COOLANT REFRACTOMETER |
| $89.99 |  |
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| RF15 |
0-32% BRIX REFRACTOMETER WITH ATC |
| $109.99 | |
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| RF20 |
SALINITY REFRACTOMETER |
| $89.99 | |
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| RF30 |
PROTEIN REFRACTOMETER - Discontinued - no replacement |
| RF10 |
0-32% BRIX REFRACTOMETER |
| $89.99 | |
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Specifications
| General |
| Range |
-60 to 32°F Propylene and ethylene glycol freeze point, 1.15 to 1.30 specific gravity of battery acid |
| Resolution |
10°F glycol freeze point, 0.01 specific gravity of battery acid |
| Dimensions |
6.5x1.5x1.5" (165x38x38mm) |
| Weight |
7.O oz
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