Microscopic slides

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Conformity to StandardsAs per IS 3099 (Part – 2): 1992 latest amendment
BIS markedNo

Performance Parameters

Purpose of Microscope slidesMicroscope Slides are used for transmitted light microscopy in the visible spectral range
Refractive Index of Slidesnₑ 1.53 ± 0.02
Thickness of the slides in mm1.35 mm to 1.55 mm
Length of the glass slides in mm76
Width of the glass slides in mm26

Material Parameters

Material of the glass slidesTransparent and Colourless Glass

Additional Parameters

The number of slides containing seed visible at 5 x magnification shall not exceed 2% per packageYes
Surface of slides shall be free from pits, scratches and other irregularities when viewed at 5 x magnificationYes
Working surface of slide shall be parallel to within five minutes of arcYes
Edge of the slides shall be ground to become free from sharp edges and chipsYes

Packaging Parameters

Slides shall be supplied in cartons in pieces50
All the slides in a carton shall preferably be of same sizeYes
Slides should be interleaved with suitable durt free paperYes
Material of packaging of slides shall be free from chemicals that may cause corrosion of the surfacesYes
Each carton of glass slide have to indicate source of manufacture,material & description, average no of slides in carton and dimension of cover slips (length and width and thickness)Yes


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