Tender For Nit No. 07(22-23)/Cwa(Wns)Ii, Delhi-Delhi

Nit No. 07(22-23)/Cwa(Wns)Ii Procurement Of Closed Cod Digester For Laboratories Under Cwa(Wns)-Ii Division. , Closed Reflux Cod Ssytem ( Make : Wtw/Thermo-Fisher Scientific,/Lovibond/ Hach/Antylia ) Scope Of Supply : Cod Photometer, Cod Digester With 24 Samples Digestion Assembly At A Time, Test Tube Stand And Vials (15-300 Mg/Ltr Oxygen And 20-1500 Mg/Ltr. Oxygen) Method : Analogous To Iso 15705:2002 Measurement Principle : Photometry Closed Reflux System Cod Digester Specification: Construction Materials : Housing: Abs , Protection Grid: Pps , Lid: Pc , Block Insert: Pbt , Heating Block: Aluminium Holes In The Aluminum Block : 24 Holes, Ø 16.2 Mm ± 0.2 Mm Selectable Temperatures : 100 / 120 /150 °C Probe Type : Pt 100 A Class Temperature Stability At Pt 100 : ± 1 °C Selected Time : 30 / 60 / 120 / Continuous (8) Min Heating Up From : (20 °C --> 150 °C) 12 Min Thermoregulation : Microprocessor Protection Against Overheating : At The Auto Block For 190 °C Photometerspecification: Instrument : Double Wavelength, Automatic Wavelength Selection, Direct Reading Colorimeter Light Source: : Leds, Interference Filters (If) And Photo Sensor In Transparent Cell Chamber. Wavelength Specifications Of The If: 430 Nm ?? = 5 Nm, 610 Nm ?? = 6 Nm Wavelength Accuracy : ± 1 Nm Photometric Accuracy : 3% Fs (T = 20° C – 25° C) Photometric Resolution : 0.01 A Power Supply : 4 Batteries (Aa/Lr6) Operating Time : 17Hr Operating Time Or 5000 Measurements In Constant Use When Display Backlight And Bluetooth® Data Transfer Are Off Auto-Off : Automatic Switch Off 10 Minutes After Last Key Press Interface : Bluetooth® 4.0 For The Transfer Of Stored Measurement Data Time : Real Time Clock Und Date Calibration : User And Factory Calibration , Resetting To Factory Calibration Possible Ambient Conditions : Temperature: 5 – 40 °C , Rel. Humidity: 30– 90 % (Non-Condensing) Portability : Bench Top. Certification : The Manufacturer Should Have Iso Certification For Manufacturing Water Testing Instruments And Reagents , Vials Ranges And Methods : Low Range: 3 - 150 Mg/L, Meets Iso 15705:2002(500 Vials) Middle Range: 20 - 1500 Mg/L, Meets Iso 15705:2002 (3200 Vials)

INR 500 /-

INR 44400.0 /-

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