Name of Work:- State Plan-State Plan 2025-26 - Infrastructure development and surveillance activities under the Quality Control Wing of KWA -Supply and Installation of Water Quality Testing Equipments for Conducting Quality Tests in Water Treatment Plants under P H Division, Kottarakkara-General Civil Work | Sl. No. | Item Description | |
| 1 | Purchase of Jar test Apparatus | | 2 | OD221758/2025-2026:Supply and installation of the Jar test apparatus must meet the following specifications. No. of. stirrers -6 minimum, RPM- 25 to 200 rpm or better, Capacity of single stirrer unit-, Control—Digital control (Digital timer & rpm counter), Stirrer Paddle material (with appropriate corrosion protective coating) - Stainless steel, Power Single phase (220 - 240 Volts), Illumination—fluorescent tube such that illumination should not contribute heat to the system and entire equipment must have a minimum Warranty period of two years | | 3 | Purchase of Turbidity Meter | | 4 | OD221754/2025-2026:Supply and installation of Digital Nephelo Turbidity Meter with following mentioned specifications. Must have a range between 0 to 1000 NTU, range selection manual or automatic, must have a resolution of 0.1 NTU or better and accuracy of ± 3% or better, and calibration 4 points minimum (manual or auto selection). The light source should be an LED/tungsten halogen lamp and equipped with a photodiode detector, Display LCD/LED display, and a suitable power supply of 230V ±10%, 50 to 60 Hz. It must be equipped with at least the minimum accessories, including matching test tubes (4 minimum), a light shield, and minimum 500 ml of 1000 NTU solution. Supply should also include hard copy of instrument manual with specification details The calibration at the time of installation is also to be done by the supplier, and the equipment must have a minimum of a two-year warranty for the entire instrument. | | 5 | Purchase of pH Meter | | 6 | OD221755/2025-2026:Supply and installation of Bench top pH meter must with the following specifications: (a) Regarding pH: The range must be between 0.00 to 14.00 pH or better, the resolution 0.01 or better, the accuracy ± 0.02 pH or better, the calibration points should be atleast 3 points, buffer option should be suitable for standard buffers. (b) Regarding mV: Range 0 to ± 1999 mV, Resolution 1 mV or better, Accuracy ± mV or better (c) Regarding temperature: Range 0.0 to 99 degrees Celsius or better, resolution should be 0.1 degrees Celsius or better, and accuracy of ± 0.5 degrees Celsius or better. (d) The electrode of the pH meter must be a single junction, body plastic/unbreakable material, gel-filled electrode, and ATC probe, and the electrode stand should also be provided by the supplier. (e) pH meter must also have LCD/LED display, a dual display of pH or mV with temperature, with auto buffer recognition, Offset/slope should be displayed, power 230V ± 10%, Must provide a minimum of 100 ml of buffer solutions of pH 7.0, pH 4.0, and pH 9.2. The supplier must provide all accessories for smooth functioning of the equipment and a hard copy of the user manual with instrument specifications. The pH meter must have a minimum warranty of one year for the meter and a minimum of six months for the electrode. The calibration at the time of the installation must be done by the supplier. | | 7 | Purchase of Electrical Conductivity Meter | | 8 | OD221756/2025-2026:Supply and Installation of Electrical Conductivity Meter with Conductivity range of at least 0.1 µS to100 mS, Resolution : 0.001 µS and TDS range of 0.1 ppm to 100 ppt , Temperature : 0 degree celsius to 1000 degree celsius (Auto / Manual), Readout : 7 digits LED (3 digits for Temp. and 4 digits for Cond./TDS), Printer interface for 80 Column D.M. Printer with minimum one year warranty Please Enable Macros to View BoQ information |
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