Public Works Department Tender

Refrigerator: Single door (glass) upright general-purpose laboratory refrigerator, with temperature range 0 to 8 degree Celsius, capacity above 340-360 liters, For storage of culture media & sample

UV laminar air flow Cabinet for Sterilization. ISO 9001 and 13485 VERTICAL free standing bench top, working table Size: 3x2x2 feet, made of Stainless-Steel Sheet (SS-304 grade). Exterior surfaces epoxy painted, Side panels & front doors 6 mm thick acrylic transparent plexi glass. ULPA filter, with pre-filter fitted Filter efficiency 99.99%, 0.12 micron and larger, fluorescent lighting 20w, UV germicidal lamp, AC 220v, 50 HZ, static pressure manometer, air velocity 4-4.5m/s, noise level less than 65 db, with UV Hour meter, LED display for velocity, Time and lamp on /off, cock for gas and air Make

Hot Plate with Magnetic Stirrer PMDC motor for higher torque even at low speeds, Better speed regulation even with small volume and low speeds, Accurate stepless speed control maintains excellent speed stability. Digital Speed Indicator for displaying of stirring speed, Totally enclosed unit, Designed for use even in corrosive atmosphere Technical Specs 1. Stirring Capacity: 2 Ltr 2. Healing Capacity: 300 Watts 3. Stirring Paddle (PTFE Coated): 13 dia x 50 mm

UV/VIS Spectrophotometer. Split beam/double beam, xenon flash light source/ Deuterium Lamp, Tungsten Halogen Lamp, min 190nm and max 1100 nm wavelength, automatic stray light and baseline correction. Measurement, method, Transmittance, Absorbance, Concentration (Wavelength, time), 230 V ± 10, 50 Hz

Benchtop Conductivity/TDS Meter with Inbuilt ATC Probe: User-friendly design for training and routine measurements. Meter having option to Measure Conductivity/TDS/Temp/Salinity. USB interface Data logger (up to 1000 Data sets: Date, Time) LCD Display, Details Technical Specification: Measuring range: Cond.: 0.2 μS/cm - 200 mS/cm, TDS: 0.1 mg/l…100g/l, Salinity: 0,01…100 pp, Temperature: -10 ... 100 °C Resolution: Automatic scale Accuracy: ±1 digit, ± 0.5 % of the measuring range, T [°C] ± 0.5 °C) Temperature compensation: Automatic or manual Connectors: BNC/ Banana connector Calibration: Three-Point, Automatic NIST approved stds Data storage : 1000 Data sets: Date, Time Interface: USB Display: Graphic or Digital, backlit liquid crystal Interface: USB Housing protection: IP40 or better Measuring parameters Cond/TDS/Salinity/temp., Including stand, power supply, Cond. Cell and cond. Standards NIST Traceable

Portable Turbidity Meter The instruments are portable, battery-operated turbidity meters. The easy operation, the practical carrying case that ensures that the electronic components are adequately protected make the ideal instruments for on-the-spot analysis. Scope of delivery: Sample cells, manual, carrying case, 4 batteries Measuring principle: Nephelometric 90° scattered light Light source: Tungsten lamp Indication of units: NTU / FNU Measuring range: Min 0–1000 NTU Resolution: 0.01 NTU Accuracy: ±2 % of the measured value Calibration: automatic 3 points Compliance: USEPA 180.1 Display: LCD Power requirement: 110-230 Vac, 50/60 Hz Protection type: IP 67 Power requirements: 4 batteries, AAA

Analytical Weighing box. 1 mg to 200 gm (Class F1), material of weight brass, pre calibrated, material of pack wooden box, finished surface, ISO certified, with calibration certificate from NABL accredited Calibration laboratory.

Digital Thermo-Hygrometer with Sensor Probe Specification: Temperature range -50 degree C to +70 degree C, Temperature accuracy + 1.0 Degree C, Humidity measurement range: 10% RH to 99% RH, Humidity Accuracy + 5%, Humidity Resolution 1%, Temp Resolution 0.1 Degree C

Safety Shower Unit Description: Separate safety shower and eyewash or combined modular unit.Design temperature and Pressure: Considering the ambient effect of the region. Service Fluid: Normally Potable Water Compatible Piping Specification: Normally SS pipe Design Standard: ISEA / ANSI Z358.1End connections: Mostly flanged Connected pipe size: Normally 2-inch Drain Outlet connection: Normally 2 incH

Hot Air Oven Double walled chamber size 18”x18”x18” With inner chamber made SS 304 outer chamber of G.I powder coated with 65mm insulation of glass wool. Temperature 5 degree C above ambient to 300 ⁰C with 3 side heaters. Temperature controlled PID controller, temperature accuracy of 1.0 degree C, supplied with 2 no’s of SS shelves and with air circulating fan for uniformtemperature. Door Closer with locking arrangement

2. Mono pan Analytical Digital Balance, 3. 0.1mg to 220gm with Auto Calibration facility. Capacity: 220 gm. Readability: -Min.: 0.0001 gm (0.1mg), Max: 220 gm or better Repeatability: -+/- 0.0001gm Linearity: - +/- 0.0002gm Pan size: - 90 mm Ф (Stainless Steel 316 grade) round edge Calibration: -Fully automatic, External adjustment with CAL DONE indication Display: -High Contrast Enlarged Advanced Eye Protected Backlit LCD Display Key Feature: -Auto Self checking function, anti vibration feature and auto filtration for matching environment conditions Technology: -Based on Electromagnetic Force Compensation (EMFC) advanced Microcontroller Overload Protection: - Yes ,150% of full scale (up to 350g) Interface: RS232, USB, 1500V, Extra Protection: Protection of Main Balance Configuration, Airtight Rust & Dust 6 proof weighing chamber (IP54) Tare range: 100% Full Response time: 3 sec. Draft shield: Yes, with 3 opening door – left, right and top smooth glass slider Operating temp: + 5°C to + 40°C Weighing Units: gm, mg, ct, kg, tola, lb, gn, oz, ozt, dwt, etc (20 standard global weighing unit) Power Requirement:-Input- AC110~230V, 50/60 Hz, +/- 15% Output – DC 7~8V Sensitivity drift: +/- 1ppm/°C Housing: Inside high grade chemical resistant metal and outside high grade anti static abs Approved:ISO, CE, NABL, Legal Metrology (Gov. of India) Standard Accessories: AC-DC Adapter, SS Calibration weight, SS pan, SS dust cover ring, Operating Manual, below weighing hook, Draft shield.

Autoclave Vertical Double walled, 450mm diaX 600mm height, 98 litre Exterior wall and Lid SS304 (mirror finish), Sealing : neoprene rubber Interior wall SS304, with Silicon gasket Working pressure: 15-20 psi, but tested up-to 40 psi (ASME) Accuracy +3psi Working temperature: 121-125 Degree C Auto set Controller to: 15 psi &121 Degree C Pressure Gauge display, with timer and stainless-steel basket 220 v, 50 Hz, 4KW, Heating : ISI Marked Immersion Heater. With Low water level indicator, Automatic pressure switch, steam release Vales, water outlet vales, safety valves, power cable, end cycle buzzer.

Benchtop Dual pH and ION Meter with pH probe and Fluoride Electrode 5-point pH calibration, up to 5-point ISE calibration with optional non-linear auto blank and low concentration stability. Should be able to fix calibration error without a complete recalibration with calibration editing. Automatic recognition of USA/NIST and DIN buffers meter controlled Stirrer probe to stir the samples with ease recall calibration slope data for procedure checks Non-volatile memory should hold up to 2000 data points with time and date stamp. Should be able to store up to 10 methods for customized procedures to differentiate between tests and/or users. transfer data with USB, RS232 ports. Should have Convenient, built-in Quick-Start Guide Waterproof and protected within IP54 rated housing Specifications : PH Details Technical Specification: Measuring range: pH: -2 . 16; - 1,999 .. 1,999 mV; Temperature: -10 ... 100 °C, Resolution: 0.01 pH; 1 mV; 0.1 °C, Accuracy: pH: ± 0.02 T [°C] ± 0.1 (0..100 °C) Temperature Compensation: Automatic BNC, banana connector, Calibration Three-point, Automatic, NIST approved stds Data storage: up to 1000 Data sets: Date, Time Display: Graphic or Digital, backlit liquid crystal Interface: USB, Housing protection: IP40 or better mV/Rmv mV Range – mV : ±2000.0 mV Resolution : 0.1 Relative Accuracy : ±0.2 mV or ±0.05 % of reading whichever is greater ,Relative mV Calibration : Yes EH ORP mode : Yes, ISE Range : 0.0001 to 19900 Resolution : 0.0001 minimum, auto ranging, up to 3 significant digits, Relative Accuracy : ±0.2mV or ±0.05% Units : ppm, M, mg/L, %, ppb, none Calibration Points : up to 5, Calibration editing : Yes Calibration features : Linear point to point, non linear selectable auto blank, low concentration range stability Temperature Range : -5 to 105 °C, 23 to 221 ºF, Resolution: 0.1 Relative Accuracy : ±0.1 Temperature Compensation : Automatic or manual Temperature Offset Calibration : 1 point Datalogging Number of Points: 2000 with time and date stamp Log Function: Manual, Automatic with AUTO-READ™ , timed Log Edit : Delete last reading or all Inputs pH Electrode / ISE: BNC, reference pin, ATC Probe: 8-pin mini-DIN Outputs RS232, USB Power AC Adapter : Included – universal, 100-240 VAC Battery Power: Optional – 4 AAs Battery Life 800 hrs Following electrodes should be supplied:Fluoride Ion selective Electrode, range: 1 x 10-6 M to saturated, 0.02 ppm to saturated, 100ppm Fluoride standard, Ionic strength adjuster & 1000ppm Calibration Standard Solution.

Water Bath: Nominal Capacity, 12 Liter Temperature range 5 to 99 degree C, Temperature accuracy +- 0.2 degree C AC 230-240V, 50Hz Epoxy/powder coated stainless steel outer chamber, SS304, with 6 number hole/concentric ring. Power requirement, 900W, PID based digital temperature controller, Over temp alarm and cut off, With seamless stainless-steel pan, inbuilt water level sensor, and non-corrosive ring.