Merck, BR717820-1EA, BRAND®counting chamber BLAUBRAND®Neubauer improved

General description
Manufactured according to DIN 12 847, including 2 haemacytometer cover glasses.The ruling shows 9 large squares of 1 mm² each.The four large squares in the corners marked "L" for counting leucocytes are each subdivided into 16 squares with 0.25 mm sides.The large square in the center is subdivided into 16 squares with 0.25 mm sides.The large square in the center is subdivided into 25 group squares of 0.2 mm sides. Each group square consists of 16 mini squares with 0.05 mm sides, each having an area of 0.0025 mm². The 5 group squares in the large central square are used for counting thrombocytes and erythrocytes.All group squares have triple boundary lines on each side. The central line is the limiting line and determines whether cells in the marginal area shall be included in the count or not.
Features and Benefits
BLAUBRAND® counting chambers are precision measuring instruments, used to determine the number of particles per volume unit of a suspension.
Same ruling as improved Neubauer, but with rhodium coated chamber bottom.
Rulings are engraved into the rhodium layer and appear bright under normal microscope settings.
By altering the contrast, the microscope image can be reversed, so that the rulings appear brighter or darker, as required.

Packaging
Include 2 hemocytometer cover glasses. The dimensions are 24mm L x 26mm W x 0.4mm H. They are also sold separately as item BR723014.
Legal Information
BLAUBRAND is a registered trademark of BRAND GMBH + CO KG
BRAND is a registered trademark of BRAND GMBH + CO KG