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Aluminum Anti Rust Exam Tray, Great for using under microscope and for plac..
Comes complete with ruler and individual grain size breakdown. This grain s..
Oil Fluorescent Chart, used hand-in hand with the fluoroscope...
Complete well-site kit to perform all geological sample processing on the r..
Heavy corrugated cardboard construction. They are shipped flat. Can be easi..
Our transparent plastic grain size chart is more durable than the leading g..
Poly Flo 1/4" Tubing 500ft roll ($0.09/ft)..
Our 10 compartment comparison tray allows for easy comparison between multi..