Colorimetric anion sensor element

A sensor element suitable for colorimetric detection of anions in a sample, the sensor element comprising a water insoluble polymeric hydrogel having a polymer network defining a water permeable microvoid network, and an anion recognition dye (receptor) incorporated into the polymeric hydrogel. The anion recognition dye has a general formula (I), Wherein R1, R2, R3 and R4 are each, independently, selected from H or an optionally substituted group consisting of lower alkyl, allyl, aryl, thioureas, urea, amide, ether, and X is S or O. An anion detection probe comprising a support that incorporates the sensor element and provided in the form of a dip-stick is also disclosed.

Attached files:
EP 2251687.jpg

Patents:
EP 2,251,687

Inventor(s): GUNNLAUGSSON THORFINNUR [IE]; VEALE EMMA [IE]

Type of Offer: Sale



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