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Contrived Tears with Histamine
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Contrived Tears with Histamine

Contrived Tears with Histamine (artificial tears) for your every need.

Our Contrived Tears with Histamine have been developed from > 15 components known to be present in tears, balancing protein, salt and pH alike, in line with accepted tear formulations and tear histamine levels. Our Contrived Tears with Histamine are a low cost solution to your diagnostic testing, instrument calibration and research needs and are sold in 5, 10 and 20 ml volumes. The tear osmolarity of our normal healthy subject tears is 300 mOsms/L with a pH of 7.4 and a histamine concentration of 2 ng/ml.

Larger volumes of tears are available on request.

Our Contrived Tears Vials should be stored closed at 4 - 8 C and have a shelf life of 4 weeks after opening. All of Ursa BioSciences’ tear products are contained in specialized glass vials to maintain pH and osmolarity.

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Contrived Tears with Histamine

Our Contrived Tears with Histamine have...

Sales price: $230.00

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Our Contrived Tears with Histamine have...

Sales price: $250.00

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Our Contrived Tears with Histamine have...

Sales price: $299.00

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