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 supply of draft key cotter for draw gear item-4 of [draft key cotter for draw gear item-4 of icf/sk-2-1-010 . alt-b/4 spec.no.c-9509 (rev.2) of feb. 07.amdt.1 of oct 2016 as per drg.no. item-4 of icf/sk-21-010. alt-b/4 as per specn. spec. no.c-9509(rev.2) of feb. 07 amdt.1 of oct 2016.]
Tender For tender for supply of laboratory equipments and instruments - machinery & equipment, elico cl223 colorimeter peak wavelength:410,470,490,520,540,580,610,640nmaccessories: matched test tubesphotometric range: %transmission: 0 to 250absorbance: (-)0.31 to 2.0absrepeatability:0.01 absreadability %t 1 abs 0.01light source: led detector :silicon photodiode, weighing balance weighing range: 1mg to 200gm readability: 1mg high quality industrial engineering plastic windshield with sliding doors short stabilization time failure alarm & overload protection function stainless steel pancomes with standard weight for calibration 100gm, one pan heating carousel with magnetic stirring holding capacity: 100 to 250 ml lcd display for temperature and stirring speed heating indication: red led temperature sensor temperature sensor resolution: 0.25 c rpm setting: electronic mode rpm sensor: i.r. sensor speed: upto 1500 rpm feather touch keypad hot plate top bowl type power supply 230v ac/50hzdimensions: 170 (w) 230 (l) 150 (h) mm, high precision weighing balance weighing capacity : up to 220 gm readability: 0.1mg, and repeatability 0.1 mg or less linearity: + /- 0.2mg reproducibility: /= 0.1mg standard deviation : +0.1mg pan : 90mm or more verifiability: capable of ec/oimc certification calibration: use 100gm +/-0.1mg display: touch screen led touch technology draft shields: glass shield weighing cell: monolithic weighing cell technology function: inter counting , percent weighing, weighing read out in most common international units leveling: manual adjustments: internal isocal calibration using fully automated internal temperature and time-controlled calibration and adjustment feature password protection for secure operation protects the balance against unintentional changes option to enable balance to adjust to ambient conditions with one click on the screen stabilization time : 1.5 seconds acrylic cover box with draft (one on each side and one on top) for additional protection from moisture and dust, magnetic stirrer with hot plate and external temperature sensorpower (w): 550max. stirring quantity (water)(liters):5 motor rating input (w):18 motor rating output (w):10 speed range (rpm):150-1500 speed / temperature display: digital lcd speed display resolution (rpm): 1 top plate material: stainless steel heating power (w): 500 temperature range: from room temperature to 340 c control accuracy of heating temperature: 1 c residual heating warning alarm: above 50 c control accuracy of heating temperature: 0.2 c external temperature sensor, electronic balancetop loading with transparent glass/ acrylic case cover weighing range: 0.1 mg to 200 g minimum weighing capacity: 0.1 mg maximum weighing capacity: 200 g readability: 0.1 mg display: electronic (lcd) weighing pan: stainless steel weighing pan size: 90 mm to 120 mm adjustable tare range up to maximum capacity of the balance, level indicator response time: 4 to 5 sec calibration: built in calibration/auto calibration gmp compliance unit: mg, g, ct key sound: yes; class:1; power supply: ac 220v/50-60 hz, ultrasonic processor/ probe sonicator with timer and pulse: microprocessor controlledwatts: 130 min sample size (ml): 0.15 max sample size (ml): 150 processing time from 1 second to 10 hours with timer control and a pulser display: lcd stainless steel probes: (2 mm, 3 mm, 6 mm, and 13 mm) with replaceable tip support stand with converter clamp power (vac): 220 power (hz): 50/60, high precision pen ph meteroperating temperature: 0 - 99 c measurement resolution: 0.01 ph ph range: 0.00-14 ph unit display: lcd/led ph accuracy: 0.05 temperature display fully waterproof moisture, dust, sand and heat resistant material: epoxy shaft other features: auto off function, low battery indicator, units for temperature power supply: battery accessories: calibration solution, variable volume pipette (10 to 100 l) autoclavable :autoclavable number of channels: 1 volume (metric) :10 to 100 l increments 0.2 l