Tender For e-tender (2nd call) for procurement of laboratory instruments, equipment, appliances for the college of veterinary sciences and ah, rk nagar under the nec funded project for the year 2025-2026 - biosafety cabinetclassii, a 2 with accessories and power back up (bacteriology)-- the biological safety cabinet should be of class ii, type a2 designed in compliance with international standards the biological safety cabinet quoted instrument model must have international standards test likensf, tuv nord, en 12469 certification. certificate copy must be provided along with the technical bid. working area should be around 4foot. it should have exterior dimension w x h x d of 1300x 1568 x 800 and interior dimension wxhxdof 1200x 780x 630 it should have 1 piece grade 304 stainless steel or thermos scientific smart coat interior itshouldhavefeatureforpersonalprotection,sample protection, cross contamination protection and environmental protection. it must utilize brushless dc motor technology which uses significantly less energy with less heat emission provision compared to traditional ac motor technology to ensure lower levels of energy consumption. it should have 10 sloped front for exceptional comfort and ergonomics thesystemshouldbedesignedwithdualmotor. the motor must automatically adjust or control fan speed in real time to maintain constant airflow during filter loading or temporary obstruction. air flow direction: vertical laminar flow & air intake across front opening and 70% recirculation. filter: high performance particle air filter h14(hepa en1822), filtering efficiency 99.995% mpps or better. energy saving mode when cabinet not in use with maintaining sterility. continuous airflow helps to maintaina sterile environment, evenwhen the cabinet is not in use. thesystemshouldhaveindependentsensorstodetect pressure changes across the exhaust and down flow plenum/ air velocity and should indicate alarm signal when a 20-30% change in inflow/ exhaust or down flow occurs. control panel and performance monitor displays inflow/ down flow velocities, hours of use etc. to verify proper cabinet operation. frontglasswindowshouldbeeasilyloweredfor thorough smart cleaning of inner surfaces and designed to protect users by maintaining inflow, even when the window is lowered. the uv light must be quoted which should be programmable from 30 min to 24 hrs. in minimum 30 minutes increment to shut off automatically. the settings must allow the user to program the timer. the cabinet noise level must be less than 63 db(a) as measured in a sound proof room to promote more comfortable and safer working habitsof the user a per nsf/ ansi 49. the controller must be located on a slanted frontpanel so it is easy to see from a seated working position in front of the cabinet. control panel should be a large digital color touch screen display with health monitoring system, valuable safety and performance data with constant read-out of downflow/ inflow velocities and hours of operation in real-time, number of hours of use on the hepa filters. the front window sash must be angled 10 sloped front for operator comfort. two pieces of removable and autoclavable stainless steel arm rest should be provided for operator s comfort without disturbing the air flow. the system must have audio visual alarms to indicate when inflow is restricted and as well as whether front window is in correct position or not. theworkareashouldbeilluminatedwithswitchable fluorescent lamp of lighting power >120 fc or higher. suitable height floor stand without casters should be provided. in built access ports, 2 nos. (1 on each side) shouldbe available. it has single piece stainless steel work tray for easy cleaning and decontamination. warranty:minimum3year. electrical supply available: 230v a.c, single phase, 50 hz. bidder should provide printed brochure of the quoted model and details specification should be available in the manufacture website. customized model would not be accepted wi
Tender For e-tender for (2nd call) procurement of 50 nos. of approx. 31 to 35 liter capacity storage type biological cryocontainers with 6 canisters during the year 2025-2026 to be supplied to central semen collection station, radhakishore nagar, west tripura
Tender For e-tender for procurement and installation of 3 nos of medium liquid nitrogen plant along with 100 kva voltage stabilizer for west tripura, gomati and unakoti districts to strengthen ai network in tripura state during the year 2025-2026