Specification Brand : Electron Microscopy Sciences BulletPoint : NGW2, Graticle ItemName : NGW2 Graticule, 19 mm ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-carts Manufacturer : Electron Microscopy Sciences ModelNumber : 68025-19 NumberOfItems : 1 PartNumber : 68025-19 ProductDescription : Used when making a surface to volume ratio of a structure per mass unit. Consists of a number of short lines with interruptions as long as the lines. Weibel type 2 for stereology, surface chrome image ProductSiteLaunchDate : 2014-05-02T18:21:45.446Z