Z377821 Sigma

PAP pen for immunostaining

5 mm tip width



Use pen to draw a hydrophobic circle around slide-mounted tissue. Prevents the waste of valuable reagents by keeping liquid pooled in a small droplet. Insoluble in ethanol, acetone and water, but will wash off with xylene. For use with paraffin-mounted sections or slides treated with albumin or poly-lysine.


Each pen can make more than 600circles.

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