A simple design commonly used for counting larger plankton. Recommended for its ease of use and reproducible data. Intended for use with either a standard or inverted compound microscope.

• Brass frame, mounted on 1" x 3" glass slide.
• Cell size: 50 mm x 20 mm x 1 mm
• Cell volume: 1.0 mL

Chamber includes two Glass CoverSlips  and a plastic case. Extra Glass Cover Slips are available separately. See Part # P170-146.

Compliance: Cells meet APHA and Standard Methods specifications for quantifying micro-organisms.