| Salinity | 0 to 28% |
| Specific Gravity | 1 to 1.217 |
| Refractive Index | 1.3330 to 1.3900nD |
| Sample Volume | 0.2 to 0.3ml |
| Battery | AAA batteries |
| Dimension | 16 × 5.9 ×4.9 cm |
| Weight | 1 kg |
Dropper
Batteries Single button calibration
Removable grip for easy cleaning
Scale and temperature conversion
Auto-turn off function
Portable Salinity Refractometer is widely utilized in aquaculture and marine biology, food, and beverage industry, environmental monitoring, education, and research.