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    • DR3900 Spectrophotometer | Benchtop Spectrophotometer

      https://www.hach.com › laboratory › DR3900
      赞助Over 70 years of leading innovation in spectrophotometer technology. A benchtop visible spectrum, split beam spectrophotometer, over 220 programmed methods.

      Expert Support & Service · 80+ years' experience · Knowledgeable Experts