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  • Proucts Nname: Type 721 spectrophotometer
  • Product number: a068
  • Views : 2

The type 721 grating spectrophotometer

Spectrophotometer practical, accurate test, is in the visible light region general chemical colorimetric analysis using standard instruments, factories, mines, hospitals, schools and scientific research units laboratory of conventional equipment.

The main technical indicators, instruments and specifications

1, the wavelength range: 350-820 nm;

2, the wavelength accuracy: + / - 3 nm

3, sensitivity: 0.001 K2Cr2O7 into 1 cm diameter light color in the dish, in the 440 - nm wavelength, compared with distilled water, its absorbance reading acuity 0.01 A;

4, test reproducibility: 0.55% or less;

5, measuring range: light transmittance T, 0-100% absorbance A, 0 to 2 abs;

6, power supply: v10w;

7, power: 60 w;

8, appearance size: 490 * 370 * 370 mm;

9, turnning: 15 kg