| Package Dimensions | 3 54 x 3 5 x 2 95 inches 9 14 ounces |
|---|---|
| Item model number | ui 1 |
| Manufacturer | jinan runjie electronic technology co ltd |
| Brand | UIUZMAR |
| UPC | NA |
Check the listing for details. pH Calibration Solution pH7.00/4.00/10.01 50 mL Each, with Probe Storage.... Condition: New. Listed at 18.69 USD. Press pH CAL button for 5 seconds then CAL displays on the screen. pH probe storage solution for pH probe protection and extends probe service life. pH solution high accuracy of ±0.02 pH, providing accurate pH readings for your hydroponics gardens, aquariums, swimming pools and drinking water.