Hausser Scientific 3100 Glass Double Neubauer Counting Chamber Set with 2 Cover Glass $309.35 B006XCVF62
Hausser Scientific 3200 Glass Improved Neubauer Platelet Counting Chamber $175.59 B00BTMFA80
Hausser Scientific 1490 Reichert Bright-Line Counting Chamber Only, 0.1 microliters Volume $277.00 B00EPRSETS