pH electrode InLab Expert Pro Back Catalog number: 51343101 Availability: In the manufacturer's stock Price on request - + Recommended 18901164 DF01 Flexible electrode holder 43,78 € HI73127 pH elektroda HI73127 pro pHep testery Price on request 18901201 PH9.18 500mL 9.18pH, one bottle 19,90 €