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 Range 340 950nm

*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

I. pH/mV measurement

Measuring Range: pH: - 2.00 to + 16.00, mV:  1250

Accuracy ( 1 digit): 0.01 pH , 1 mV

Temp. Compensation: Automatic between 5C to + 99.9C

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 0.0C to 40C

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 + 99.9C

Salinity Correction Manually between 0.0 to 40.0 ppt.  

Calibration: Automatic by air saturation & OxiCal SL Calibration Beaker