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عرض 1876–1890 من أصل 2205 نتائج
- Uncategorized
Sine / Square Oscillator 1 Hz – 1MHz
Wave Shapes : Sine and Square waves output 4 mm sockets.
Frequency Range : 1 Hz to 1 MHz using fine and coarse controls.
Accuracy : ± 5% on all ranges.
Amplitude for sine wave output : 30 Vpp.
Amplitude for Square wave output : 15 Vpp
Output Impedance for sine wave : Approx. 600 Ohms.
Output Impedance for square wave : Approx. 400 OhmsSKU: PH93200 - Uncategorized
Single Beam Microprocessor UV-VIS Spectrophotometer
Range 195 to 1000 nm with facility for automatic concentration, %Transmission, Absorbance and K Factor measurements. Manual wavelength calibration and selection. Sample holder with 4 position selector control for 10 mm path length cuvettes. Interface (RS 232). Set of 2 quartz and 4 glass cuvettes is provided. Software included.
Features:
Cover 195 to 1000 nm.
4 Position Cuvette Holder.
RS-232C Computer Interface.
High wavelength Precision.
Compact and Good Looking Shape.
Highly Accurate and Stable.Technical Specifications:
Photometric Range: %T : 0 to 100%, Abs.: 0 to 1.999. Conc.: 0 to 1999, K-Factor : 0 to 1999,
Accuracy: ±0.005 Abs at 1.0 Abs, ±0.010 Abs at 1.0 Abs,
Stray Light: Less than 0.1% Abs at 320 nm,
Readability: ± 1 Count,
Data Readout: Single Line LCD display,
Key Board: 4 KEYS, Soft touch membrane type,
Printer Interface: Printer interface for any printer,
Serial Interface: RS 232C interface.
Light Source: a) Tungsten Halogen Lamp; b) Deuterium Lamp (D2)
Detector: Wide range Silicon Photodiode.
Optics: Complete mirror optics with resolution 1200 grooves/mm grating.
Sample Holder: 4 position adjustable sample holder.
Power: 230 V ± 10%, 50 Hz. AC.
Dimensions: 420 x 350 x 240 mm (l x b x h) Approx.
Weight: 10 Kg.(Approx.).
Wavelength: 195 to 1000 nm.
Spectral Bandwidth: 2 nm.
Accuracy: ± 0.5 nm.
Repeatability: ± 0.3 nm.
Resolution: 0.1 nm.SKU: CH11186 - Uncategorized
Slide Cabinet
Wooden laminated cabinet, drawers are of wood, each serially numbered & with velvet lined bottom, with index card frame and puller knobs, dustproof door with lock and with lever lock to prevent accidental complete drawer pull-out. An extra drawer is provided with index cards
SKU: B10801 - Uncategorized
Slide Cabinet, Multipurpose
To hold slides in flat as well as vertical position. The aluminium trays hold 20 slides each in flat position, the other half carries drawers to hold slides in vertical position which are serially numbered. Complete with extra drawer with index cards.
SKU: B10852
