Tender For purchase of equipments - purchase of equipment, bench top glass insitu airlift photo bioreactor1. vessel capacity: 3 liter borosilicate glass (working volume: two to three liters maximum), vessel hxd ratio 4:1 (400x100mm)2. head plate & bottom plate moc: ss 316l3. ports in top plate: ph sensor; dissolved oxygen (do) sensor; pressure sensor; air in and draft tube; air out; acid/base; sampling; and addition port.4. mixing method: ring sparger to create airlift circulation inside the reactor for uniform mixing and better aeration.5. holders for sensor /adapter / blind stoppers in head plate: ph sensor holder; media double inlet for acid/base dosing; air sparger - ring type for airlift application without stirring, air out with exhaust filter and open/close valve; pressure sensor holder; sampling pipe; blind stopper for un used port; unique suitable ss puncturing needles for sampling, air in, air out, inoculum, feed addition.6. ports in bottom plate with stand: port for temperature sensor; heating finger u-tube heat exchanger; drain.7. holders for sensor / adapter / blind stoppers in bottom plate: holder for temperature sensor, heating finger, u-tube heat exchanger.8. sensors: temperature, gel filled sterilizable ph sensor, & pressure sensor.9. controls and display: modular independent system of ph, temperature, pressure with touch screen graphical display & control; two set point control of ph with three-point buffer auto calibration; aeration by flow meter 0-5lpm with air pump; sterilization controls up to 121 without steam generator along with pressure safety mechanism by independent pressure sensor and digital display & control; automatic digital pressure safety and over temperature safety cutoff and alarm; upgradable control system for future prospective as cstr reactor & dissolved oxygen (do).10. measurement and control range: ph: 2-14; process temperature: 20 to 60 ; sterilization temperature: up to 121 ; and pressure up to 15 psi.11. fixed speed peristaltic pump: for acid/base dosing with teflon non spring head. (2 nos)12. cooling system: chiller cum circulator. chiller temperature range 4 to 40 , bath capacity 5l to cool down the reactor after sterilization and to work process temperature below ambient condition.13. illumination system: two illumination assembly with variable intensity control (1000-3000 lux) around the reactor with independent control switch for photobioreactor, or other application and easy detachable if not in use. 14. essential accessories : silicon tubing for acid/base addition (10m); air in and sampling (10m); water circulation (5m); air vent filters 0.2 micron sterilizable (6nos); and silicon septum (25nos)15. starter kit: spare silicon-o-rings for head plate, bottom plate (1no each), all other ports (5nos each), alen key.16. warranty: one year17. support (must): unconditional onsite technical support shall be provided as and when needed. the supplier must provide complete installation and hands-on demonstration of the equipment at the user site upon delivery.18. the vendor should have a registered presence in india with an authorized local service provider in tamil nadu.
Tender For procurement of laboratoryinstruments and facilities for centre for laboratory animal research and training (clart), kalyani, nadia -741235 under west bengal livestock development corporation limited, lb-2, sector-iii, salt lake, kolkata-700106.
Tender For annual maintenance contract and calibration of laboratoryinstruments at water testing laboratory 5 mgd water filter plant arera hills bhopal zone no. 07.