Best Selling

REB-90ATC 3-in-1 Honey Refractometer Brix/Moisture/Baume Tester Meter ATC, Tri-Scale 58-90%/12-27%/38-43Be', Sugar Water Content Level Beekeeping Maple Syrup, Test Kit w/Calibration Oil & Block

REW-25BATC Grape Fruit Wine Alcohol Refractometer with ATC, Dual Scale 0-25% VOL 0-40% Brix, Handheld Optical Meter Tester for Sugar Glucose Wine Making Winemakers Homebrew Test Tool

REA-503abATC 6-in-1 Automotive Car Refractometer ATC for Adblue/ Antifreeze/ Battery Acid/ Windshield Fluid, Propylene Ethylene Glycol Cleaning Coolant Charge Specific Gravity Density Condition

REW-80ATC Alcohol Refractometer with ATC 0~80% VOL Volume, Optical Handheld Concentration Tester Meter for Distilled Beverages Homebrew

REB-10ATC 0-10% Brix Refractometer with ATC Low-Concentrated Sugar Content Solutions Accuracy 0.1% Maple Sap Cutting Liquid CNC Maple Syrup Makers Tea

REA-200ATC 3-in-1 Automotive Battery Antifreeze Refractometer, -60~0°C Ethylene/ -50~0°C Propylene Glycol/ 1.100-1.400 Battery Fluids Specific Gravity, Battery Charge Test Cooling System Coolant Freezing Point

REB-32ATC 0-32% Brix Refractometer ATC High-Concentrated Sugar Solution Content Test Tool 0.2% Division, Homebrew Tester Meter, Brandy Beer Fruits Vegetables Juices Soft Drinks

REA-503cATC 5-in-1 Automotive Battery Antifreeze Refractometer ATC for Specific Gravity, Ethylene Propylene Glycol System & Windshield Screenwash Fluid, Freezing Point Measurement Tester Meter Coolant Condition

RES-28ATC Salinity Refractometer 0-28% ATC, Sodium Chloride (NaCl) Salt Level Meter Tester, Test Kit for Sea Water Brine Seawater Food Industry Pickle Soy Sauce, ±0.2% Accuracy

REB-32SGATC Beer Brix & Specific Gravity Refractometer with ATC Optic Dual Scale 0~32% Brix 1.000-1.130 SG Wine Wort Making Beer Brewing Fruit Juice Hops Sugar Homebrew Kit

REBS-28ATC 2-in-1 Brix Salinity Refractometer Dual Scale 0-32% Brix & 0-28% Salinity with ATC Sodium Chloride in Food Salt Seawater Brine Beer fruits Cutting Liquid

REC-200ATC Tri Scale Clinical Refractometer with ATC 0~12g/100ml Serum protein, 1~1.050, 1.333 ~ 1.360 RI for Human Urine, Serum or Plasma

REA-503EATC Automotive Refractometer, Ethylene glycol: -60~0°C and 0~100%, Battery Fluid 1.10~1.40kg/l

RES-10ATC Dual Scale Salinity Refractometer ATC 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity, Portable Meter Tester for Seawater Salt Sea Water Aquarium Brackish Reef Tank Marine