aichose Brix Refractometer with ATC, Dual Scale - Specific Gravity & Brix, Hydrometer in Wine Making and Beer Brewing, Homebrew Kit: Amazon.com: Industrial & Scientific
Just How Much Honey Is in Mead? - MeadMakr
Brix, Specific Gravity (SG), Plato Converter Calculator - Beer Maverick
Convert Brix To SG And More - BrÜcrafter
Specific Gravity, Brix, & Plato Conversion Calculators | Homebrew Academy
Using your Refractometer Correctly for Maximum Accuracy in Home Brewing - Brewer's Friend
Specific Gravity table for beer
Sugar/alcohol conversion chart | The Homebrew Forum - Homebrewing Forums