The pen prevents frozen sections from falling off or moving during immunostaining procedures. It also prevents most wrinkling. The pen provides a sticky membrane on which the sections are placed. The membrane is stable to 110 o C and is suitable for vigorous applications such as in situ hybridisation. This obviates the need for hot water treatment of the sections.
Fine tip allows for extensive labelling of emulsion on slides and X-ray films.
Writing is visible in the dark, but does not fog area adjacent to writing. After processing, the writing is visible clear on the negative. Optimal images are produced in 10 to 12 hours, depending on emulsion sensitivity. ID800 Bio-Imager pen, each Price . This pen is simple and efficient to use for adhering samples to SEM stubs.