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PO Box 981956, Park City UT 84098

Fax: 503.914.0379

THE ORIGINAL MCMASTER SLIDE MANUFACTURER.

ACCEPT NO SUBSTITUTIONS!

Since 1980, our precision chambered counting slides have been used by parasitologists, nematologists, veterinarians, pharmaceutical researchers, agriculturalists, students, and animal and farm managers around the world. Unlike many of our competitors, we maintain our proven methods of manufacturing the McMaster slide, assembling each one by hand.
 
We offer only proven designs which makes product selection & ordering easy.
Made with precision by hand in the USA. Quality you can trust.
NO Minimums.

WE SHIP

WORLDWIDE!

Green-Grid Slides

Great for Goat and Sheep fecals!!

Whether your interest is quantifying fecal egg counts in goats, horses or other animals, or checking soil for harmful crop infestations, our precision-made McMaster counting slides have been the standard throughout the world for over thirty years.