| Baseline Flatness | ±0.0010 A, 200 to 800 nm, 1.0 nm SBW, smoothing |
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| Description | Evolution 220 UV-Vis Spectrophotometer, Computer Control, includes Euro/US/UK power cords |
| Dimensions (L x W x H) | 62.2 x 48.6 x 27.9 cm (24 x 19 x 11 in.) |
| Drift | <0.0005 A/hr., 500 nm, 1.0 nm SBW, 1 hr. warmup |
| Electrical Requirements | 100/240 V, 50/60 Hz selected automatically, 150 W maximum |
| Includes | EU/US/UK power cords |
| Keypad | Sealed membrane |
| Lamp Life | 7 years typical |
| Noise | 0A: <0.00015A; <br />1A: <0.00025A; <br />2A: <0.00080A; <br />260 nm, 1nm SBW, RMS |
| Optical Design | AFBG Microcell optimized, AFBG Fiber optic optimized, AFBG Materials optimized |
| Pharmacopoeia Compliance Testing | (Guaranteed Performance Specifications)<br /> Resolution (toluene in Hexane): ≥1.8A<br /> Photometric Accuracy (60 mg/L K<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub>): ±0.010A<br /> Stray Light: ≤1%T at 198 nm: KCI; ≤ to 0.05 %AT at 220nm: Nal, Kl<br /> Wavelength Accuracy: ±0.5 nm 541.9, 546.1 nm Hg emission lines, ±0.8 nm full range<br /> Wavelength Repeatability: ≤0.05 nm, repetitive scanning of 546.1nm Hg emission line |
Unless otherwise stated, the minimum order amount is USD 1,000.
For orders below USD 1,000, an additional handling fee may apply, or we may arrange local delivery / local handover where available.
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| Photometric Accuracy |
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| 1 A: ±0.006A, 2 A: ±0.010 A, Measured at 440 nm |
| Photometric Display | -0.3 to 4.0A |
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| Photometric Range | >3.5A |
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| Photometric Repeatability | ±0.0002 A |
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| Processor | Microsoft Windows 7, Windows 8 |
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| Scan Ordinate Modes | Absorbance, % Transmittance, % Reflectance, Kubelka-Munk, log (1/R), log (Abs), Abs*Factor, Intensity |
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| Scan Speed | <1 to 6000 nm/min. (Variable) |
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| Warranty | 3 Years |
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| Wavelength Accuracy | ±0.5 nm (541.9, 546.1 nm mercury lines), ±0.8 nm (full range 190 to 1100 nm) |
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| Wavelength Data Interval | 10, 5, 2, 1.0, 0.5, 0.2, 0.1 nm |
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| Wavelength Repeatability | ≤0.05 nm (546.11 nm mercury line, SD of 10 measurements) |
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| Weight (English) | 32 lb. |
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| Weight (Metric) | 14.4 kg |
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| Detector Type | Dual Silicon Photodiodes |
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| Display | No Display |
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| Product Line | Evolution 220 |
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| Spectral Bandwidth | Variable: 1.0 nm, 2.0 nm |
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| Type | Computer Control Spec |
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| Wavelength Range | 190 to 1100 nm |
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| Unit Size | Each |
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