Refractometers for the Automotive Industry

Automotive & Industrial Refractometers

These refractometers are used to measure automotive and industrial fluids. Only a small sample is needed. This range is designed for ethylene glycol, propylene glycol, battery acid, and cleaning fluids.

RND Series
ZGRA Series with back light
RHA-503 Scale
RHA-200 Scale

SKU Model Scale 1 Scale 2 ATC Backlit Purpose
Units Range Divisions Accuracy Units Range Divisions Accuracy
R-RHA–100ATC RHA–100ATC Ethylene Glycol: °F –84° – 32°F 0–70% 5°F ± 5°F Propylene Glycol: °F –60° – 32°F 0–63% 5°F ± 5°F Yes No Automotive, Ethylene Glycol, Propylene Glycol
R-ZGRA–100ATC ZGRA–100ATC Specific Gravity (sg) 1.100 – 1.400sg 0.01sg ± 0.01sg Yes Yes Automotive, Battery Acid
R-RHA–200ATC RHA–200ATC Ethylene Glycol: °C –60°C – 0°C  0–66.6% 5 ° C ± 5°C Propylene Glycol: °C 50°C – 0°C  0–62.4% 5 ° C ± 5°F Yes No Automotive, Ethylene Glycol, Propylene Glycol
R-ZGRA–200ATC ZGRA–200ATC Specific Gravity (sg) –1.100 – 1.400sg 0.01sg ± 0.01sg Yes Yes Automotive, Battery Acid
R-RHA–300ATC RHA–300ATC Ethylene Glycol: °F –60° – 32°F 10 °F ± 10 °F Propylene Glycol: °F –50° – 32°F 10 °F ± 10 °F Yes No Automotive, Ethylene Glycol, Propylene Glycol
R-ZGRA–300ATC ZGRA–300ATC Specific Gravity (sg) 1.15 – 1.30sg 0.01sg ± 0.01sg Yes Yes Automotive, Battery Acid
R-RHA–503ATC RHA–503ATC Ethylene Glycol: °C
Propylene Glycol: °C
–50°C – 0°C 5 °C ± 5°C Specific Gravity 1.100 – 1.400sg 0.01sg ± 0.01sg Yes No Automotive, Ethylene Glycol, Propylene Glycol, Battey Acid
R-ZGRA–503ATC ZGRA–503ATC ° C –40°C – 0°C 5°C ± 5°C Yes No Automotive, Cleaning Fluids

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