| Calcium ElectrodeMedica CorporationCalcium (Ca2+) electrode IVD | 2150 | Medica Corporation | Calcium (Ca2+) electrode IVD |
| Calcium ElectrodeDiamond Diagnostics Inc.Calcium (Ca2+) electrode IVD | ME-2150D | Diamond Diagnostics Inc. | Calcium (Ca2+) electrode IVD |
| Chloride ElectrodeDiamond Diagnostics Inc.Chloride (Cl-) electrode IVD | BM-372039D | Diamond Diagnostics Inc. | Chloride (Cl-) electrode IVD |
| I.S.E. CLRandox Laboratories LimitedChloride (Cl-) electrode IVD | D400-0013 | Randox Laboratories Limited | Chloride (Cl-) electrode IVD |
| ISE Chloride ElectrodeStanbio Laboratory, L.p.Chloride (Cl-) electrode IVD | 20270475 | Stanbio Laboratory, L.p. | Chloride (Cl-) electrode IVD |
| ISE Internal StandardDiamond Diagnostics Inc.Ion selective electrode (ISE) reference solution IVD, reagent | RO-4522320D | Diamond Diagnostics Inc. | Ion selective electrode (ISE) reference solution IVD, reagent |
| ISE Lithium ElectrodeMedica CorporationLithium electrode IVD | 5205 | Medica Corporation | Lithium electrode IVD |
| ISE Low StandardDiamond Diagnostics Inc.Multiple electrolyte IVD, calibrator | BM-620428D | Diamond Diagnostics Inc. | Multiple electrolyte IVD, calibrator |
| PHOENIX DIAGNOSTICS, INC.Phoenix Diagnostics, Inc.Reference electrode IVD | E-340 | Phoenix Diagnostics, Inc. | Reference electrode IVD |
| Reference ElectrodeVitalscientificReference electrode IVD | 273-001 | Vitalscientific | Reference electrode IVD |
| Reference ElectrodeJeol Ltd.Reference electrode IVD | 781611407 | Jeol Ltd. | Reference electrode IVD |
| Sodium ElectrodeElitechgroup Inc.Sodium (Na+) IVD, kit, ion-selective electrode (ISE) | 278-001 | Elitechgroup Inc. | Sodium (Na+) IVD, kit, ion-selective electrode (ISE) |