The Science History Institute is closed for Independence Day on Friday, July 4, and there will be no First Friday event.
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This computerized ultraviolet spectrophotometer used a micro-focused beam and could work with samples as small as 5uL.

Kate Perkins

Staff Accountant

215.629.5159
kperkins@sciencehistory.org

Featured image from our digital collections:
Beckman DU 650 Spectrophotometer, computerized ultraviolet spectrophotometer, 1980s.