手举行的Refractometer

Hand Held Refractometer hand held Refractometeris used to test brix standard, salinity, and clinical protein. We now mainly supplu follows: 1. For Brix, range: 0-90% with ATC 2. For Salinity: Range: 0-4% (for aquarium), 0-10%, 0-28% 3. For Clinical Protein 4. For Battery/Antifreeze/Cleaning Fluid 5. For Alcohol 6. For Bee Honey 7. For °OE (wine) 8. For grape 9. For Gem More details please contact with us.