ScopeScreen Eosin-Nigrosin Stain


Eosin-Nigrosin is a staining technique that assesses the vitality of a sperm sample when the initial motility is less than 25 %. Nigrosin increases the contrast between the background and sperm heads, making sperm easier to visualize.

This Vitality Stain made by ScopeScreen contains 2 vials of 2.5ml, enough to conduct up to 100 vitality tests.

ScopeScreen Vitality Stain Product Brochure