Spectrophotometers
These spectrophotometers use icon driven software and have an improved navigation system for easy and intuitive usability. The basic models 7300 and 7305, feature measurement modes for % transmittance, absorbance and concentration.
Features
- 5nm spectral bandwidth
- Absorbance range -0.3 to 2.5 Abs
- Icon driven software
- Autologging capabilities
- Free bi-directional PC software
Specifications
| Parameter | 7300 | 7305 |
|---|---|---|
| Wavelength Range | 320 to 1000nm | 198 to 1000nm |
| Light source | Tungsten halogen lamp | Xenon lamp |
| Resolution | 1nm | 1nm |
| Accuracy | ± 2nm | ± 2nm |
| Repeatibility | ± 0.5nm | ± 0.5nm |
| Spectral bandwidth | 5nm | 5nm |
| Photometric Transmittance | 0 to 199.9% | 0 to 199.9% |
| Photometric Absorbance | – 0.300 to 2.500 | – 0.300 to 2.500 |
| Photometric Accuracy | ± 1%T, ± 0.01Abs at 1.000 Absorbance | ± 1%T, ± 0.01Abs at 1.000 Absorbance |
| Photometric Resolution | 0.1%T, 0.001A | 0.1%T, 0.001A |
| Concentration Range | – 300 to 9999 | – 300 to 9999 |
| Concentration Resolution | selec table 1/ 0.1/ 0.01/ 0.001 | selec table 1/ 0.1/ 0.01/ 0.001 |
| Concentation Calibration | Blank with a single standard or factor | Blank with a single standard or factor |
| Concentration Units | no units, %, ppm, EBC, SRM, mEq/l, mEq, M, mM, µM, nM, U, U/l, U/ml, g/l, mg/l, µg/l, ng/l, g/dl, mg/dl, µg/dl, mg/ml, µg/ml, ng/ml, µg/ul, ng/ul, mol/l, mmol/l |
no units, %, ppm, EBC, SRM, mEq/l, mEq, M, mM, µM, nM, U, U/l, U/ml, g/l, mg/l, µg/l, ng/l, g/dl, mg/dl, µg/dl, mg/ml, µg/ml, ng/ml, µg/ul, ng/ul, mol/l, mmol/l |
| Concentration Factor | 0.001 to 10000 | 0.001 to 10000 |
| Concentration Standard | 0.001 to 1000 | 0.001 to 1000 |