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Technical Information about GE 124 Quartz Material

The Quartz material used for our Quartz Microscope Slides and Cover Slips is a high quality, high purity GE124 quartz. This quartz material is well documented and used in many microscopy applications.

Typical Trace Element Composition (ppm by weight)
Analysis via Direct Reading Spectrometer

Type

*OH

GE 124

<0.002

<0.2

0.4

<0.01

<0.05

0.05

0.2

0.6

0.1

<0.05

0.7

<0.1

<0.2

<0.003

1.1

0.8

Typical Physical Properties
Density	2.2 x 10³ kg/m³
Refractive index	1.4585
Softening point	1683°C
Annealing point	1215°C
Strain point	1120°C
Hardness	5.5 - 6.5 Mohs Scale
Compressive Strength	1.1 x 10⁸ Pa
Tensil strength	4.8 x 10⁷ Pa
Electrical resistivity	@350°C: 7 x 10⁷ ohm/cm

Optical Transmission
The curve shows the typical optical transmission curve with the absorption edges for GE 124 from the UV through visible into the infra-red range. In the typical 250-290nm range for UV microscopy applications the material exhibits excellent transmittance.

Graphs Compliments of Supplier