Specifications

Model 7230G Visible Spectrophotometer is an intelligent product with single-chip microprocessor control technology so that it has many sophisticated functions possessed by large high-end instruments and can meet the requirements of qualitative and quantitative tests for most samples conducted in conventional laboratories. The instrument is widely used in medical and health, clinical examination, biochemical, petroleum chemical, environmental protection and quality control departments, etc. The instrument with a low price and high performance is your best choice.

Characteristics

1.       Wavelength range: 330nm-900nm

2.       Wavelength accuracy: ≤±1nm

3.       Wavelength repeatability: ≤0.5nm

4.        Stray light: ≤0.6%t 

(in a test at 360nm with NaNo2, the value is 0.1%t)

5.       Transmittance display range: 0.0%t~100.0%t

6.       Transmittance accuracy: ≤0.8%(τ)

(Tested with NBS930D)

7.       Transmittance repeatability: ≤0.2%t

8.       Absorptivity display range-0.043-1.999(A)A

9.   Concentration direct-reading range: 0000~9999

10.  τ-A Conversion error: ≤±0.004(A)

11.  Stability: Dark current drift: ≤0.2%(τ)/5min; Light current drift: ≤0.5%(τ)/5min