BRTK-29 Honey Brix Refractometer 58~90% with ATC - Tekcoplus Ltd.
What is a Brix Refractometer, and how do they work?
0-28% Salinity Meter 0-32% Brix Dual Scale Refractometer 2 In 1 Brix & Salt Refractometer With Atc Tester For Brine Fruit 50%off - Refractometers - AliExpress
Brix Refractometer with ATC Digital Handheld Refractometer for Homebrew Wort Beer Wine Fruit Sugar, Dual Scale-Specific Gravity 1.000-1.130 and Brix 0-32% (Black): Amazon.com: Industrial & Scientific