McMaster Method Slide for Fecal Egg Count Testing Goat The 4-9/16" filter fits the

The 4-9/16" filter fits the Medium Mason Jar Strainer and contains 200 filters

I hardly refill my minerals

they're very sturdy and hold up well in outdoor conditions

Manufacturer's Label

McMaster Method Slide for Fecal Egg Count Testing Goat The 4-9/16" filter fits theHigh quality McMaster Method Egg Count slides, designed with advanced features to bring you lab quality testing capability. Key features that make these FEC Source slides unique: Welded Top and Bottom: slides are expertly welded together using sonic technology, ensuring a durable and reliable construction. Baked In Blue Grid: The blue grid is seamlessly baked into the acrylic material, eliminating the risk of it washing off over time. Clear Grid Print