State Plan State Plan 2025-2026 Procurements of Equipments for WTPS Supply and Installation of Water quality testing equipments at WTPs under WS Section 1 AttingalGeneral Civil Work

OD229090/2025-2026: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

OD229087/2025-2026: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.

OD229088/2025-2026:Supply and Installation of Conductivity - TDS 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