Calcium ionophore II for ion selective electrodes, Selectophore™, Supelco®

Supplier: Merck

21193-250MG-F 21193-50MG-F
21193-250MG-FEA 927 EUR
21193-250MG-F 21193-50MG-F
Calcium ionophore II for ion selective electrodes, Selectophore™, Supelco®
Electrolytes Electrode Filling Solutions

Lipophilic ionophore for Ca²⁺ selective electrodes with detection limit in the sub-nanomolar range.


Extremely efficient carrier of Ca²⁺ -ions; induces a selectivity in membranes for Ca²⁺ over Mg²⁺ by a factor of about 10⁴. Calcium ionophore II (ETH 129) was used in preparing calcium selective minielectrodes which are used in determination of dissociation constant (Kd).


Packaging: Packed in bottomless glass bottle. Contents are inside inserted fused cone.

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