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Optical properties of DURAN® Borosilicate Glass |
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Optical properties
DURAN® borosilicate glass exhibits no significant absorption in the visible range of the spectrum. This means that the appearance of DURAN® is clear and colorless. In approximately the 310-2200nm range of the spectrum, the absorption of DURAN® is negligibly low.
For work with light-sensitive substances the surface of the glass can be tinted brown with a diffusion color. This results in strong absorption in the short-wave region. For work with light-sensitive substances the surface of the glass can be tinted brown with a diffusion color. This results in strong absorption in the short-wave region. The absorption margin for tinted glass is at about 500nm.
In photochemical processes the light transmission of DURAN® in the ultraviolet range is of particular importance. The degree of transmission in the UV range shows that photochemical reactions, for example chlorinations and sulfochlorinations, can be carried out. The chlorine molecule absorbs in the 280—400nm range and thus serves as a carrier of the radiation energy.
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| Fairs & Events |  |  | 03.12.-06.12.2008 Chemical Instrument Laboratory CIL 2008 Jakarta, Indonesia
11.05.-15.05.2009 ACHEMA Frankfurt, Germany
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