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World Precision Instrument Liquid Waveguide Capillary Cell, 100 cm pathlength

Supplier: World Precision Instrument LWCC3100

UV/VIS/NIR absorbance spectroscopy is governed by Beer’s Law, where the absorbance signal is proportional to chemical concentration, light path length and the compound’s specific molar absorption coefficient. Typical optical pathlengths of cuvettes and flow cells are between 0.2cm and 10 cm. Longer pathlengths are difficult to achieve due to mechanical constraints. Liquid Waveguide Capillary Cells (LWCCs) fill this gap. LWCCs are fiber optic flow cells that combine an increased optical pathlength (10–500 cm) with small sample volumes ranging from 2.4 µL to about 3mL. Compared with a standard 1cm cell, a 1 mAU signal is enhanced one hundred fold with a 100 cm flowcell to 100 mAU, using WPI’s patented aqueous waveguide technology.*
They can be connected via optical fibers to a spectrophotometer with fiber optic capabilities.
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