test Sugar, Wine, Alcohol, Honey, Salinity, Refractive index, Serum Protein, Brake-Check, Battery, Coolant, Clearance and so on Portable RefractometersWe have BRIX Portable Refractometers to test Sugar, Wine, Alcohol, Honey, Salinity, Refractive index, Serum Protein, Brake-Check, Battery, Coolant, Clearance and so on product.ModelRangeAccuracy VBR50~5%0.1% VBR100~10%0.1% VBR10B0~10%0.1% VBR180~18 ...