| | 7300 | 7305 | 7310 | 7315 |
| Wavelength Range | 320 to 1000nm | 198 to 1000nm | 320 to 1000nm | 198 to 1000nm |
| Light source | Tungsten halogen lamp | Xenon lamp | Tungsten halogen lamp | Xenon lamp |
| Resolution | 1nm | 1nm | 1nm | 1nm |
| Accuracy | ± 2nm | ± 2nm | ± 2nm | ± 2nm |
| Repeatibility | ± 0.5nm | ± 0.5nm | ± 0.5nm | ± 0.5nm |
| Spectral bandwidth | 5nm | 5nm | 5nm | 5nm |
| Photometric Transmittance | 0 to 199.9% | 0 to 199.9% | 0 to 199.9% | 0 to 199.9% |
| Photometric Absorbance | - 0.300 to 2.500 | - 0.300 to 2.500 | -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 | ± 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 | 0.1%T, 0.001A | 0.1%T, 0.001A |
| Concentration Range | - 300 to 9999 | - 300 to 9999 | -300 to 9999 | -300 to 9999 |
| Concentration Resolution | selectable 1/ 0.1/ 0.01/ 0.001 | selectable 1/ 0.1/ 0.01/ 0.001 | selectable 1/ 0.1/ 0.01/ 0.001 | selectable 1/ 0.1/ 0.01/ 0.001 |
| Concentation Calibration | Blank with a single standard or factor | Blank with a single standard or factor | 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 | 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 | 0.001 to 10000 | 0.001 to 10000 |
| Concentration Standard | 0.001 to 1000 | 0.001 to 1000 | 0.001 to 1000 | 0.001 to 1000 |
| Quantitation Range | | | -300 to 9999 | -300 to 9999 |
| Quantitation Resolution | | | selectable 1/ 0.1/ 0.01/ 0.001 | selectable 1/ 0.1/ 0.01/ 0.001 |
| Quantitation Calibration | | | Blank with up to 6 standards | Blank with up to 6 standards |
| Quantitation Curve fit algorithms | | | Quadratic, quadratic through zero, linear, linear through zero, interpolate | Quadratic, quadratic through zero, linear, linear through zero, interpolate |
| Kinetics Measurement time | | | 2 to 9999 seconds | 2 to 9999 seconds |
| Kinetics Calibration | | | Blank with a single standard or factor | Blank with a single standard or factor |
| Kinetics Display | | | Graphical and concentration | Graphical and concentration |
| Kinetics Analysis | | | Concentration, rate of change, initial and final absorbance/%T | Concentration, rate of change, initial and final absorbance/%T |
| Kinetics Resolution | | | selectable 1/ 0.1/ 0.01/ 0.001 | selectable 1/ 0.1/ 0.01/ 0.001 |
| Spectrum Range | | | 320 to 1000nm | 198 to 1000nm |
| Spectrum Scan interval | | | selectable 1, 2 or 5nm | selectable 1, 2 or 5nm |
| Spectrum Analysis | | | Absorbance or transmittance and peak and valleys | Absorbance or transmittance and peak and valleys |
| GLP | | | Current time and date, user ID, instrument lock and method lock | Current time and date, user ID, instrument lock and method lock |
| Method storage | | | 240 | 240 |
| Results memory | | | Limited by attached mass storage device | Limited by attached mass storage device |
| Removable media | | | USB (supplied) | USB (supplied) |
| Outputs | Analogue, RS232, Integral printer | Analogue, RS232, Integral printer | | USB, Analogue, RS232, Integral printer |
| | USB, Analogue, RS232, Integral printer |
|
| Size (w x d x h) | 275 x 400 x 220mm | 275 x 400 x 220mm | 275 x 400 x 220mm | 275 x 400 x 220mm |
| Weight | 6kg | 6kg | 6kg | 6kg |