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Spectronics
Thermo/Spectronic 21D UV/VIS Spectrophotometer $650 USD
- Wavelength: 200 ~ 1000 nm
- UV/VIS
- Features: Transmittance, Absorbance, Concentration and Factor
- Digital display, no software reqired, portable size
Thermo Spectronic 20D+ Spectrophotometer $350 USD
- Wavelength: 340 ~ 950nm
- Mode:Transmittance, Absorbance, Concentration, Factor
- Can accept both standard (square) cuvettes and round tubes
- Bright and large LCD display
- Compact in size, easy to operate
- Perfect for mobile labs, college/high school chemistry classes
