Tender For Supply Of Analytical Instrument Gas Chromatography GC Analyzer: The systems should include i) GC Analyzer with TCD, FID and ECD detector ii) Autosampler for liquid sample with the GC instrument fully integrated into mainframe control The instrument should simultaneously and/or standalone measure in all detectors the samples. GC should be computer controlled with software. 1 1.1 GC Analyzer unit TCD, FID and ECD detector-based analyzer, computer controlled with Programmable Temperature Vaporizer inlets and packed purged injection port or equivalent Retention Time Repeatability < 0.0008 minutes or equivalent Peak Area Repeatability < 2% RSD or better 1.2 Electronic Pneumatic Control (EPC) i. Full EPC for all inlets and detectors, EPC with column should have following control modes: Constant pressure, Ramp Pressure, Constant Flow and Ramp Flow or more ii. EPC should support Helium, Hydrogen, Nitrogen and Argon/Methane 1.3 Applications Identifying organic pollutants in air, water, soil 2 2.1 Column Oven i. Should support capillary, glass and stainless-steel packed column or more ii. 400 deg C temperature achievable, accommodates up to two columns at least iii. All temperature and time function are microprocessor controlled iv. Ambient rejection <0.01°C per 1°C and temperature setpoint resolution 0.1°C or equivalent 2.2 Autosampler I. Self-aligning injector and tray II. minimum sample volume-1μl and maximum sample volume 250μl or equivalent III. on column automatic injection IV. can store and program up to 100 samples at least 2.3 Head Space i. Area Repeatability < 1.5% RSD or equivalent ii. 12 Vial capacity or equivalent iii. Software controlled and integrated with GC system and software iv. Electronic pneumatic control with compensation for barometric pressure and ambient temperature changes v. System leak detect for flow path vi. Operation mode constant pressure, Ramp pressure, Constant Flow and Ramp Flow vii. Pressure Sensors Accuracy <±2% full scale, Repeatability <±0.05psi; Flow Sensor accuracy <±5% depending on the gas, Repeatability <±0.35% of set point or equivalent viii. Operating Temperature 15-35°C and Humidity 5-90% or better 2.4 Inlets i. Pressure Sensor: Accuracy <±2% Full Scale or equivalent, Repeatability<±0.05 psi ii. Flow Sensor: Accuracy<±5% depends on carrier gas, Repeatability <±0.35% of set point or equivalent iii. Detector Module: Accuracy <±3ml/min NTP or 7% of set point, Repeatability <±0.35% of set point or equivalent iv. Minimum 2 Inlets with EPC compensation Programmable Temperature Vaporizer inlets or equivalent: i. split ratio 7500:1 or better, Temperature range up to 400 deg C or better, pressure range 0 to 100 psig or equivalent ii. Split/Splitless inlet combined with temperature programmable capability, enabling large volume injections iii. Flow Setting range 0-500ml/min Nitrogen, 0-1250ml/min Hydrogen or Helium, 0-200 ml/min Argon or Methane iv. Electronic Septum purge flow control or equivalent Packed Purged Injection Port or equivalent: Should support wide bore capillary columns injection as well, temperature range up to 400 deg C, pressure range up to 100 psig and flow range up to 200ml/min or equivalent 2.5 Detectors i. Minimum Three detectors TCD, FID and ECD ii. Electronic on and off for all detectors FID: Minimum detectable level for tridecane < 1.2 pg C/s or equivalent; Flame out detection system; Operating temperature up to 450 deg C TCD: Universal detector that responds to all compounds excluding carrier gases; Minimum detection level 400pg tridecane/ml with Helium gas or equivalent; Low drift Performance; Operating temperature up to 400 deg C; Signal polarity can be run programmed for components having higher thermal conductivity than carrier gas ECD: Minimum detectable level <3.8 fg/ml lindane at standard condition or equivalent; uses beta emission of 10mCi63Ni as electron source; operating temperature 400 deg C 2.6 Columns i. Agilent J&W HP-5 with 30m length, 0.25mm ID and 0.25μm film thickness, temperature 350°C or equivalent ii. Fittings and adapters for all type of commonly used columns in environmental research to identify compounds like C1-C4, Acetic acid, Aldehyde, Phenols, Alcohols, Polycyclic aromatic hydrocarbon, Ketones, Furans, Naphthene are required 3 Working temperature range and humidity 15-35 ˚C, 5-90% or better 4 Data processing Software to be provided along with training and manuals 5 PC with Software PC: As per requirement of GC with latest window and software. Printer not required 6 Gas accessories Complete accessories with installation for all gases including cylinders except for Hydrogen, Methane Gas cylinder 7 Warranty Supplier should provide 36 months’ warranty after successful installation of the system. The supplier should also quote for annual maintenance contract on a regular basis after the warranty period. 8 Installation and training The entire system should be installed and commissioned at IIT Bombay. Any additional requirements should be mentioned and provided. 9 Terms and Conditions i. All the system components supplied, should have warranty for three years from date of installations. Under warranty all spares to be provided including consumables, maintenance kits, calibration kit etc as and when required. ii. System performance should be demonstrated with necessary standards and calibration kits which will be provided by the vendor as part of standard delivery iii. No conditional warranty will be accepted. iv. Basic training for a period of one week after installation & commissioning of the equipment to technical personnel to be provided at our site. v. On-site training of staff and students (at least twice in a year for 7 days each) during the first 3 years. vi. Good technical support should be provided after the installation of the instrument and the service engineer should be able to attend unlimited breakdown calls and should visit the installation site within 24 hours without fail. vii. Service support should be available for 6 days a week. viii. Training on troubleshooting the issues associated with instrumentation or application should be provided free of cost whenever required by the user. ix. Manufacturer should provide the service support details in Mumbai and India x. Details of the service engineers and application specialists should be provided along with their experience on these kinds of systems. xi. Details of the users (name, phone number and email ID) in India for the quoted instrument in the bid should be provided xii. Instrument performance, quality of service and application support certificates from at least three existing users should be provided, mainly of user from IIT or CFTI or equivalent xiii. Maximum educational discounts should be applied xiv. The delivery period should be specifically stated. Earlier delivery may be preferred xv. We may provide unknown samples to the vendors for analysis on the quoted models to verify their claims on technical specifications and reserve the rights to reject any or all quotations based on the results
