Handheld Refractometer for Antifreeze Freezing Point Tester, Electrolyte Hydrometer, Glass Water Concentration Meter

This handheld refractometer is used for testing freezing points of antifreeze and measuring electrolyte specific gravity. Model: All-purpose freezing point meter. Measurement range: -50 to 0. Suitable for cross-border export. Main sales region: Middle East. Not imported. Main downstream platform: LAZADA. Authorized private brand available. Order number: df23.