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CTN :38940732

03 Feb, 2025 58.00 Lacs

Jind - Haryana

Tender For purchase of various apparatus/instruments required for department of chemistry, chaudhary ranbir singh university, jind - rota-evaporator the rota-vapour should have a vertical condenser for standard applications with cooling surface area of 1500 cm2 or better with a protection class of ip20 or better. the rotation speed of the instrument should be 20-280 rpm or better. the water bath should have controlled temperature range of heating within a range of 0-90oc or better with a capacity to accommodate evaporating flask from 50-4000 ml with same joint. all glass components should be made of borosilicate 3.3 glass. digital interface of 4 inches or better to facilitate monitoring of temperature, speed and vaccum. there should be a provision of power cut off when actual temperature exceeds set temperature or by rapid temperature increase. the system should have timer function to regulate the time of the process and automatic aeration when pressure reaches above 1400 mbar. the entire system should have ce/csa approvals. the vaccum pump should be made up of chemically resistant ptfe diaphragm vacuum pump with a suction capacity of 1.5m3/h or better with 2(2) number of steps(heads). the final vaccum should be 7-10 mbar. the recirculating chiller should be of 3l capacity with a working temperature range of room temperature to -10oc and a cooling capacity of 500 w at 15oc., ft-irthe ftir instrument should have transmission interface which provides classic infrared sampling for the measurement of solids, liquids or gases. the transmission module is purgeable and preferable to come with a standard cardholder. the scan range should be from 8000-350 cm-1 with a spectral resolution of 0.5cm-1 or better. the signal to noise ratio: 35000:1 or better. the system should have michelson type/ rock solid/self-compensating, dynamically aligned interferometer which removes any tilt and shear scanning error with 10 years warranty on interferometer. the system should have temperature stabilized or dtgs detector/ temperature control dlatgs detector. kbr/ znse beam splitter to meet complete spectral range. the system should be operable through a windows 10 compatible software with self-diagnostic after initialization, provision for creation of library. the software should have spectral, peak and text search function. the software should be capable of comparing spectrum, quantification and photometric data. there should be a provision of digital humidity level monitoring in internal optics through software and customized template. the system should be supplied with following accessories.hydraulic press for kbr pellet preparation software recognize diamond atr accessory with force monitoring for quick analysis of different sample) solid, liquid, paste and gels) of food, raw material, packaging material etc.installation, familiarization at installationpccorei5, 4gb ram, 1 tb hdd, 18.5 led/lcd, windows 10 , uv visible spectrometer microprocessor based wavelength range: 190 to 1100 nm with 7-8 inch led display. the system must have pre-programmed methods for water parameters which should be compatible with available reagents for the water testing. system should be true double beam uv-visible spectrophotometer with 8-cell changer the monochromator should be blazed czerny-turner type with 1200 lines/nm blazed grating. the detector should have si-diodes/ccd. system should have wavelength range from 190 to 1100 nm or better system spectral bandwidth should be 1 nm (190 to 1100 nm) wavelength setting should be 0.05 nm wavelength accuracy should be 0.3 nm wavelength repeatability should be 0.1 nm or better scan speed max 6,000 nm/min or better photometric range absorbance : -4 to 4 abs transmittance range should be : 0 % to 400 % photometric accuracy should be less than 0.005 abs at 1.0 abs light source tungsten halogen lamp & deuterium lamp photometric repeatability 0.0002 at 0.5 abs baseline stability: 0.0003 abs/h operating system (os): system should have to

State Government

CTN :39049502

13 Feb, 2025 40.00 Lacs

Kamrup - Assam

Tender For supply of various items for the dhr project entitled molecular biology applications research and diagnostic techniques - laboratory items, pc based true double beam uv-visible spectrophotometerspecification:1. optical system: czerny-turner mounting, single monochromator, double- beam system, 1,300 lines/mm, 240 nm blazed holographic grating 2. light source: deuterium lamp and tungsten-halogen lamp 3. detector: r-928 photomultiplier tube 4. wavelength range: 185 to 900 nm or higher 5. wavelength accuracy: 0.1 nm (656.1 nm) 6. wavelength repeatability: 0.05 nm 7. spectral bandwidth: 0.1, 0.2, 0.5, 1, 2, 5 nm in steps 8. resolution: 0.1 nm 9. stray light: max. 0.005 %t (220 nm nai) 10. mode: abs, %t, %r, 11. photometric range: -5 to 5 abs12. noise level: 0.00003 abs rms (500 nm) 13. wavelength slew rate: 14000 nm/min 14. wavelength scan rate: 4000 to 0.5 nm/min 15. below items must be supplied along with the main instrument:a) one pair of cuvettes, 10 mm path length, 3.5 ml volumeb) integrating sphere attachmentwavelength range: 220 nm to 850 nm or betteri) samples like powder, solid, colloidal sample, thin film etc are measured by using thisaccessoryii) minimum inner diameter of integrating sphere: 60 mmc) branded i5 pc with original os- 1 no, class ii, type a2 bio-safety cabinetspecification: 1. the bio-safety cabinets should be 4 feet width with front window must be a 10 sash opening and steel with smart coat interior 2. the bio safety cabinet must include dc motors. 3. the motor must automatically adjust the airflow speed without the use of a damper to ensure continuous safe working conditions, even without maintenance adjustments. 4. cabinet must use a pressure sensor (rather than anemometer) to detect pressure drop across the supply filter, rather than in just one point across the down flow. 5. the cabinet should display the inflow and down flow air velocities and must incorporate an led indicator, visual & audible alarm to indicate excessive hepa filters loading, blower failure, airflow speed failure, incorrect window position. 6. the front of the cabinet must be angled 10 to help minimize glare. 7. the cabinet noise level must be less than 65 db(a) for a 4-foot cabinet. 8. cabinet with lights on and fan at operating speed should consume less than 400 watts or less 9. the cabinet must automatically reduce fan/blower motor speed to 30% when the front window sash is in closed position to ensure reduced energy consumption when the cabinet is not is use. 10. uv light must be programmable to allow for specific exposure times from 0 to 24 hours. 11. the cabinet should have provision to fit taps for vacuum, water and non-combustible gas. 12. the bio safety cabinet should be nsf certified with listing on nsf website. 13. the bio safety cabinet should incorporate hepa filter of the class h 14 en 1822 or better and having minimum efficiency of 99.995% at 0.3 m particle size. 14. ventilation system exhaust and inflow air volume approx 300-350 cfm 15. audible and visual alarms for hepa filter failure, blower failure, airflow speed failure, incorrect window position. 16. the cabinet should be provided with fixed / adjustable height stand, uv light and one set of detachable arms rest and one / two electrical outlet. 17. the drain pan of the bsc should be made of stainless steel. the drain pan should not be painted, or power coated. 18. cabinet should be ce certified and declaration of moc should be provided. 19. port provision for clean and safe routing for vacuum tubing and cables throughthe side of the bsc for improved organization and work efficiency., vacuum ovenspecification: 1.volume(l): 60-802.temperature range ( c): rt+5-2503.temperature resolution ( c): 0.1(at 100 c)4.temperature variation ( c): (at100 c)5.heating power (w): 21006.vaccum range 0 ~ 1 atm7.timer: 1min ~ 99hr59min8.vaccum connector (mm): 109.venting connector (mm): 1010.inner size (mm): 400x400x40011.dimension (mm): 625x585x710, constant temperature incubators

CTN :38933179

03 Feb, 2025 NA

Delhi - Delhi

Tender For supply of deuterium lamp on pac basis

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