Counting chambers Howard without lines,

The picture may be different from the article and can include supply, which is not in the standard scope.

for investigation of fruit juice, with 2 counting lines (thickness 1.5-2 μm) approx. 1402 μm apart, 
diameter of ring: approx. 18 mm internal and approx. 22 mm external, without cover glass, depth 0.1 mm
Description value
EAN kodu: 4250317301147
Description value
WEEE obligation: No
Cover glasses for Howard counting chambers for counting chambers with counting lines, 25x40x0.4...

Cover glasses for Howard counting chambers 25x40x0.4 mm, with chromium mask to facilitate...