| All returns accepted | ReturnsNotAccepted |
|---|---|
| Brand | HORIBA |
| Expiration Date | None |
| Model | 514-4 & 514-7 |
| Country/Region of Manufacture | Japan |
| California Prop 65 Warning | DNA |
Check the listing for details. HORIBA LAQUAtwin pH Calibration Solution Set pH4 & pH7. Condition: New. Listed at 25.00 USD. Sell original HORIBA LAQUAtwin Calibration solutions for pH meters Includes: 1 FULL bottle of pH-4 (14 ml) calibration value 4.01 ±0.02 pH @ 25°C - model 514-41 FULL bottle of pH-7 (14 ml) calibration value 7.00 ±0.02 pH @ 25°C - model 514-7 These are the original calibration standards included with the meters LAQUAtwin pH-11/22/33