英国原装进口Thelabwarehouse细菌计数板Helber Bacteria Counting Chamber Thoma Ruling CM195-10

Helber counting chamber with 0.02mm deep, circular cell and Thoma ruling. Slide thickness: 1mm. With 2 cover glasses.

Thelabwarehouse CM195-10     Helber Bacteria Counting Chamber Thoma Ruling, Single Round Cell

Auvon A30000      Helber Bacteria Counting Chamber Thoma Ruling, Single Round Cell