英国原装进口Graticules Optics细菌计数板Helber Bacteria Counting Chamber Thoma Ruling 02C00655

Helber Counting Chamber, 0.02mm Single Round Cell, Slide 1mm thick with Thoma Ruling. For Bacteria Analysis.

One piece chamber with a Thoma ruling pattern on a single round cell. Used for bacteria and sperm counting.

Cell Depth   0.02mm

Volume of 1mm²    0.02μl

Ruling    Thoma, 1/400 square mm