Component

Membrane A [wt%]

Membrane B [wt%]

Membrane C [wt%]

ionophore

compound I [2.0%]

compound I [1.0%]

compound II [1.0%]

polymer

Poly(vinyl chloride)

high molecular weight

[33.0%]

Poly (vinyl chloride)

high molecular weight

[32.8%]

Poly(vinyl chloride)

high molecular weight

[32.9%]

plasticizer

Bis(2-ethylhexyl)phthalate

[64.0%]

2-Nitrophenyl octyl ether

[65.6%]

2-Nitrophenyl octyl ether

[65.8%]

additive

Potassium tetrakis (4-chlorophenyl)borate

[1.0%]

Potassium tetrakis (4-chlorophenyl)borate

[0.6%]

Potassium tetrakis (4-chlorophenyl)borate

[0.3%]