| SKU | HI98131 |
| Name | GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester HI98131 |
| pH Range | 0.00 to 14.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | 0.1 pH |
| pH Calibration | automatic, at one or two points using standard buffers (pH 4.01, 7.01,10.01); one point calibration using quick calibration solution |
| pH Temperature Compensation | automatic |
| EC Range | 0.00 to 6.00 mS/cm |
| EC Resolution | 0.01 mS/cm |
| EC Accuracy | 2% F.S. |
| EC Calibration | automatic, one-point at 1.41 mS/cm or 5.00 mS/cm; one point calibration using quick calibration solution |
| TDS Range | 0 to 3000 ppm (500 CF); 0 to 3999 ppm (700 CF) |
| TDS Resolution | 10 ppm (mg/L) |
| TDS Accuracy | 2% F.S. |
| TDS Calibration | done through conductivity |
| EC/TDS Temperature Compensation | EC/TDS: automatic with set at 1.9%/C |
| EC to TDS Conversion Factor | 0.5 (500 ppm) or 0.7 (700 ppm) |
| Cell Type | amperometric two pole |
| Temperature Range | 0.0 to 60.0C / 32.0 to 140.0F |
| Temperature Resolution | 0.1C / 0.1F |
| Temperature Accuracy | 0.5C /1F |
| Automatic Shut-Off | auto-off after 8 minutes of non-use |
| Battery Type/Life | 1.5V (4) / approx. 100 hours of continuous use |
| Environment | 0 to 50C (32 to 122F); RH max 100% |
| Dimensions | 163 x 40 x 26 mm (6.4 x 1.6 x 1.0) |
| Weight | 100 g (3.5 oz.) |





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