Description
and edge-polished
Test tube with side arm in borosilicate glass measures 125 x 16mm for gas collection
environmental chemistry
the optical-grade crown body producing low-dispersion baseline measurements in refraction comparison studies
Premium Diffraction Grating, 300 Lines/mm Size_55 x 13mm and edge-polished300 lines per millimeter produces sharp diffraction spectra from white light and laser sources for wave optics coursework and spectroscopy demonstrations.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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