Electrochemical Measurement Systems - Revision history

Admin at 01:44, 21 September 2025

2025-09-21T01:44:49Z

@@ Line 19: / Line 19: @@
 ** Measure ions generated from enzymatic reactions
-Indirect vs Direct Ion-Selective Electrodes (ISEs)
+==== Indirect vs Direct Ion-Selective Electrodes (ISEs) ====
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 * Sample is diluted (generally between 1:16 to 1:34) before the ion concentration is measured
+|
 * Sample is directly measured without a dilution step
 |-
 |Benefits
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 |-
 |Limitations
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 |}

Admin at 01:01, 21 September 2025

2025-09-21T01:01:03Z

← Older revision		Revision as of 21:01, 20 September 2025
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	Indirect vs Direct Ion-Selective Electrodes (ISEs)		Indirect vs Direct Ion-Selective Electrodes (ISEs)

	~~test~~		test2
			{\| class="wikitable"
			\|+
			!
			!Indirect ISE
			!Direct ISE
			\|-
			\|Principle
			\|
			* Sample is diluted (generally between 1:16 to 1:34) before the ion concentration is measured
			\|
			* Sample is directly measured without a dilution step
			\|-
			\|Benefits
			\|
			\|
			\|-
			\|Limitations
			\|
			\|
			\|}

Admin at 00:55, 21 September 2025

2025-09-21T00:55:39Z

← Older revision		Revision as of 20:55, 20 September 2025
Line 18:		Line 18:
	** Glucose, urea, etc.		** Glucose, urea, etc.
	** Measure ions generated from enzymatic reactions		** Measure ions generated from enzymatic reactions

			Indirect vs Direct Ion-Selective Electrodes (ISEs)

			test

Admin: 1 revision imported

2024-02-20T16:12:16Z

1 revision imported

← Older revision	Revision as of 12:12, 20 February 2024
(No difference)

MedLabWIki>Admin: Created page with "Types of Electrodes * Glass Electrodes ** H+, Na+, K+, Li+, Ag+ NH4+ * pH Combination Electrodes * Solid State Electrodes ** Cl- * Liquid Ion-Exchange K+ (valinomycin binds K+ in centre ring) Ca2+ (organo-phosphate salt in PVC) * Compound Gas Electrodes pCO2 (Severinghaus CO2 electrode) * CO2 diffuses past first membrane and alters pH of internal bicarbonate buffer → lowers pH pO2 (Clark electrode) * o2 reduced at platinum cathode, releasing electrons..."

2023-04-21T14:53:05Z

Created page with "Types of Electrodes * Glass Electrodes ** H+, Na+, K+, Li+, Ag+ NH4+ * pH Combination Electrodes * Solid State Electrodes ** Cl- * Liquid Ion-Exchange ** K+ (valinomycin binds K+ in centre ring) ** Ca2+ (organo-phosphate salt in PVC) * Compound Gas Electrodes ** pCO2 (Severinghaus CO2 electrode) *** CO2 diffuses past first membrane and alters pH of internal bicarbonate buffer → lowers pH ** pO2 (Clark electrode) *** o2 reduced at platinum cathode, releasing electrons..."

New page

Types of Electrodes

* Glass Electrodes
** H+, Na+, K+, Li+, Ag+ NH4+
* pH Combination Electrodes
* Solid State Electrodes
** Cl-
* Liquid Ion-Exchange
** K+ (valinomycin binds K+ in centre ring)
** Ca2+ (organo-phosphate salt in PVC)
* Compound Gas Electrodes
** pCO2 (Severinghaus CO2 electrode)
*** CO2 diffuses past first membrane and alters pH of internal bicarbonate buffer → lowers pH
** pO2 (Clark electrode)
*** o2 reduced at platinum cathode, releasing electrons
* Enzyme Electrodes
** Non-ionic compounds
** Glucose, urea, etc.
** Measure ions generated from enzymatic reactions