Optical Refractometer
- Alloy boxes refractometer
- Brix Refractometer
- Salinity Refractometer
- Brix&Salinity Refractometer
- Honey Refractometer
- Wine&Alcohol refractometer
- Oe refractometer
- Beer Refractometer
- Clinical Refractometer
- Milk refractometer
- Oil Testing Refractometer
- Brake fluid refractometer
- Antifreeze/Battery/ Cleaning Fluids Refractometer
- LED Optical Refractometer
- Optical Refractometer Parts
LED Optical Refractometer
- LED Brix Refractometer
- LED Salinity Refractometer
- LED Brix&Salinity Refractometer
- LED Honey Refractometer
- LED Wine&Alcohol refractometer
- LED Oe refractometer
- LED Beer Refractometer
- LED Clinical Refractometer
- LED Oil Testing Refractometer
- LED Antifreeze/Battery/ Cleaning Fluids Refractometer
- LED Milk Refractometer
- LED Refractometer Parts
Digital Refractometer
Abbe Refractometer
Gem Refractometer
PH Tester
Thermometer
- Digital Thermometer
- > Kitchen
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- Bi-metal Thermometer
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Home Brew Beer&Wine products
Bee Keeping Tools
- Refractometer
- Bee Smoker
- Knife, fork,hive tool
- Frames, Foundations, Queen excluders, Wires
- Honey Uncapping, Strainer ,Storage, Extractor
- Uncapping Knife
- Other beekeeping tools
Scale
Electric Instrument
Other
- Timer
- > Timer-clock
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Kitchen & Dining
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Description
Features
1, NORM
2, QTY: 5M/BOX
3, Packing: clear box
Instructions for use:
Take a drop point in the solution to be tested on the test paper, paper to brown, indicating that the test solution containing sulfide.
The detection limit: 5mg / l S2-.
