1. Tender No. Ref.No.MEF/07-08/08/4054(5)/07
Item Name: Spectronic 20D+ Visible Spectrophotometer
Specification:
*Mode Absorbance, % Transmission, Concentration x Factor
*
*Wavelength Accuracy ± 2.5 nm @ 525 nm
*Wavelength Repeatability 0.5 nm
*Spectral Bandwidth 20 nm
*Optical System Single-beam;
*Photometric Range 0.00 to 1.95 A
*Photometric Accuracy ± 2% T
*Photometric Readout Abs, %T, Concentration
*Lamp Source Tungsten Lamp;
*Detector Silicon Photodiode
*Monochromator Blazed Grating
*Noise (RMS) ± 0.5% T
*Drift ± 1.0 % T/ Hour
*Stray Light (@220 & 340nm) <0.5 %T @ 340 nm & 400nm
*Display Alphanumeric LED
*Supplied Interface RS-232 Serial
*Power requirement 220 - 240 V AC, 50-60 Hz
2. Tender No. Ref.No.MEF/07-08/09/4055(5)/07
Item Name: Portable Multiparameter Water Analysis Kit
Specification:
Auto Read for pH, Dissolved Oxygen & Conductivity
Data output RS 232 interface
Protection Type IP 66 & IP 67
System Protocol GLP Confirmed
Data Memory 500 data sets
Operating Time 2500 hrs of operation with battery operation
Measuring Range: pH: - 2.00 to + 16.00, mV: ± 1250
Accuracy (± 1 digit): ± 0.01 pH , ±1 mV
Temp. Compensation: Automatic between –5ºC to + 99.9ºC
Display: Display of measurement, Temperature, sensor status.
Calibration: Automatic
II. Dissolved Oxygen
Measuring Range: Concentration: 0.00 to 90.0 mg/l, Saturation: 0.0 to 600%
Accuracy (± 1 digit): ± 0.5%
Temp. Compensation: Automatic between 0.0ºC to 40ºC
Salinity Correction: Manually between 0.0 to 40.0 ppt.
Calibration: Automatic by air saturation & OxiCal SL Calibration Beaker
III. Conductivity, Salinity & Resistivity
Measuring Range: Conductivity 1mS/ cm to 500 mS/cm, Salinity: 0.0 to 70.0, Resistivity: 0.000 to 1999 MΩcm
Accuracy (± 1 digit): ± 1 %
Temp. Compensation: Automatic between –5.0 to + 99.9°C
Salinity Correction Manually between 0.0 to 40.0 ppt.
Calibration: Automatic by air saturation & OxiCal SL Calibration Beaker