721 Spectrophotometer
The 721 spectrophotometer is suitable for quantitative analysis of
substances in the visible spectrum region and can be widely used in
basic laboratories of factories, schools, metallurgy, agriculture,
food, biochemistry, environmental protection, petrochemicals,
medical and health units.
Function
lThe digital display of wavelength improves the reading accuracy of
the instrument.
lAutomatic adjustment of 0% (T) and 100% (T) functions.
lConcentration factor setting and concentration direct reading
function for concentration setting.
Technical parameters:
| Model | 721 |
| Bandwidth | 5nm |
| Wavelength range | Set wavelength:340～1003nm； Measuring wavelength:340～1000nm |
| Wavelength accuracy | ±5nm |
| Wavelength repeatability | 1 nm |
| Stray light | ≤0.5%T(At 360nm) |
| Measurement method | T:0～199.9%,A:-0.3～2.5Abs,F:0～9999, C:0～9999 |
| Transmission accuracy | ±1.0%T |
| Transmission specific gravity renaturation | ±0.5%T |
| Stability | ≤±0.5%T/5min |
The 721 spectrophotometer is suitable for quantitative analysis of
substances within the visible spectrum region and can be widely
used in basic laboratories across factories, schools, metallurgy,
agriculture, food, biochemistry, environmental protection,
petrochemical, and medical and health sectors.
Features:
The digital display of wavelength enhances the instrument's reading
accuracy.
The device automatically adjusts the 0% (T) and 100% (T) functions.
It features concentration factor setting and direct concentration
reading capabilities.
Technical parameters:
| Model | 721 |
| Bandwidth | 5nm |
| Wavelength range | Set wavelength:340～1003nm； Measuring wavelength:340～1000nm |
| Wavelength accuracy | ±5nm |
| Wavelength repeatability | 1 nm |
| Stray light | ≤0.5%T(At 360nm) |
| Measurement method | T:0～199.9%,A:-0.3～2.5Abs,F:0～9999, C:0～9999 |
| Transmission accuracy | ±1.0%T |
| Transmission specific gravity renaturation | ±0.5%T |
| Stability | ≤±0.5%T/5min
|
The 721 spectrophotometer is suitable for quantitative analysis of
substances within the visible spectrum region and can be widely
used in basic laboratories across factories, schools, metallurgy,
agriculture, food, biochemistry, environmental protection,
petrochemical, and medical and health sectors.
Features:
The digital display of wavelength enhances the instrument's reading
accuracy.
The device automatically adjusts the 0% (T) and 100% (T) functions.
It features concentration factor setting and direct concentration
reading capabilities.
Technical parameters:
| Model | 721 |
| Bandwidth | 5nm |
| Wavelength range | Set wavelength:340～1003nm； Measuring wavelength:340～1000nm |
| Wavelength accuracy | ±5nm |
| Wavelength repeatability | 1 nm |
| Stray light | ≤0.5%T(At 360nm) |
| Measurement method | T:0～199.9%,A:-0.3～2.5Abs,F:0～9999, C:0～9999 |
| Transmission accuracy | ±1.0%T |
| Transmission specific gravity renaturation | ±0.5%T |
| Stability | ≤±0.5%T/5min
|
