The Newest Staining Guard Pen
New and improved. The Super PAP Pen outperforms the original PAP Pen. The Super PAP Pen may be used at temperatures as high as 120°F. (The old style PAP Pen worked only up to 90°F). With this high temperature feature, one can now use the Super PAP Pen to perform the peroxidase-anti-peroxidase method, ABC method, and Fluorescent antibodies method with satisfactory results.
- Tip size: 5 mm
- Barrel holds: 16.5 mL