pH Buffer solution 4,01 (25 °C) red, 90 ml traceable to N.I.S.T
For water analysis in laboratories or mobile
- Traceable to NIST standard reference materials
- Convenient wide neck round bottle
- Certificate of Analysis: www.chargenzeugnis.de
Lovibond’s color-coded pH buffer solutions are suitable for calibrating pH electrodes with all types of pH meters, whether using automatic buffer recognition or manually adjustable pH values. Only standard reference materials traceable to NIST are used for production. The practical wide-neck round bottle can be used as a calibration vessel and can be simply refilled with our dosing bottles.
Part Number 721247
Product information
| Description | Calibration solution |
| pH Value at 25 °C | 4.01 ± 0.01 pH |
| Quantity | 90 ml |
| Color of Solution | red |
| Traceable to NIST | yes |
| Certified | yes |
| Storage Temperature | 5 - 30 °C |
| Shelf-life (sealed) | 18 months |
| Bottle Type | Wide neck bottle DIN 40 |
| Inner Diameter | 32 mm |