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> Bausch & lomb spectronic 20 spectrophotometer must see
Bausch & lomb spectronic 20 spectrophotometer must see
Bausch & Lomb Spectronic 20 Spectrophotometer MUST SEE!
While of simple design, requiring manual setting of the wavelength and making readings from a moving-needle analog display, the unit is rugged, accurate, and easy to use. This venerable instrument is still in production, and used in chemistry laboratories in both commercial and educational settings around the world.
