US$ 21.90
Class A tolerance
Test tube with side arm in borosilicate glass measures 125 x 16mm for gas collection
Pack of 6 low-form beakers in borosilicate 3
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 Class A tolerance300 lines per millimeter produces sharp diffraction spectra from white light and laser sources for wave optics coursework and spectroscopy demonstrations.
US$ 21.90
US$ 475.50
US$ 36.00
US$ 12000.00
US$ 89.90
US$ 108.00
US$ 150.00
US$ 35.40