Used Lab Equipment

Specifications:

• Hydraulic system: Two dual piston in series pumps with proprietary servo-controlled variable stroke drive, floating piston design and active inlet valve
• Setable flow range: Setpoints 0.001 - 5 ml/min, in 0.001 ml/min increments
• Flow range 1 - 5.0 ml/min
• Flow precision: < 0.3 % RSD (typically 0.15 %), based on retention time, at 1 ml/min
• Pressure: Operating range 0 400 bar (0 - 5880 psi) up to 5 ml/min
• Pressure pulsation: < 2 %amplitude (typically < 1 %), at 1 ml/min isopropanol, at all pressures > 1 MPa
• Compressibility compensation: User-selectable, based on mobile phase compressibility
• Recommended pH range: 0 - 12.5, solvents with pH < 2.3 should not contain acids which attack stainless steel
• Gradient formation: High-pressure binary mixing, delay volume 180 - 480 μl without mixer, 600 - 900 μl with mixer, dependent on back pressure
• Composition range 1- 99 % or 5 μl/min per channel, whatever is greater
• Composition precision < 0.2 % SD, at 0.1 and 1 ml/min
• Control and data evaluation Agilent ChemStation for LC Control and data evaluation

Can be sold as an individual component or as part of a complete stack

Waters Acquity QDA Mass Detector (2015)
Performance Version

Includes:
• Waters Acquity QDA Mass Detector
• Roughing Pump
• ESI Probe
• Computer, monitor, keyboard, and mouse

Specifications:

• Hydraulic system: Two dual piston in series pumps with proprietary servo-controlled variable stroke drive, floating piston design and active inlet valve
• Setable flow range: Setpoints 0.001 - 5 ml/min, in 0.001 ml/min increments
• Flow range 1 - 5.0 ml/min
• Flow precision: < 0.3 % RSD (typically 0.15 %), based on retention time, at 1 ml/min
• Pressure: Operating range 0 400 bar (0 - 5880 psi) up to 5 ml/min
• Pressure pulsation: < 2 %amplitude (typically < 1 %), at 1 ml/min isopropanol, at all pressures > 1 MPa
• Compressibility compensation: User-selectable, based on mobile phase compressibility
• Recommended pH range: 0 - 12.5, solvents with pH < 2.3 should not contain acids which attack stainless steel
• Gradient formation: High-pressure binary mixing, delay volume 180 - 480 μl without mixer, 600 - 900 μl with mixer, dependent on back pressure
• Composition range 1- 99 % or 5 μl/min per channel, whatever is greater
• Composition precision < 0.2 % SD, at 0.1 and 1 ml/min
• Control and data evaluation Agilent ChemStation for LC Control and data evaluation

Can be sold as an individual component or as part of a complete stack

Specifications:

• Injection range: From 0.1 – 100 µl in 0.1 µl increments
• Replicate injections: From 1 – 99 from one vial
• Injection cycle time: Typically 50 s, depending on draw speed and volume
• Sample capacity: 100 × 2 ml vials in tray

Specification:

• Detection type: Double-beam photometer
• Light source: Deuterium lamp
• Wavelength range: 190–600 nm
• Short term noise (ASTM): ±0.75×10^-5 AU at 254 nm
• Drift: 3 × 10 ^-4 AU/hr at 254 nm
• Linearity: 2 AU (5%) upper limit
• Wavelength accuracy:
• Band width: 5 nm typical
• Flow cells:
  • Standard: 14-μl volume, 10-mm cell path length and 40 bar (588 psi) pressure maximum
  • High pressure: 14-μl volume, 10-mm cell path length and 400 bar (5880 psi) pressure maximum
  • Micro: 1-μl volume, 5-mm cell path length and 40 bar (588 psi) pressure maximum
  • Semimicro: 5-μl volume, 6-mm cell path length and 40 bar (588 psi) pressure maximum
• Control and data evaluation: Agilent ChemStation for LC
• Analog outputs: Recorder/integrator: 100 mV or 1 V, output range 0.001 – 2 AU, one output
• Communications: Controller-area network (CAN), GPIB, RS-232C, APG Remote: ready, start, stop and shut-down signals, LAN optional
• Safety and maintenance: Extensive diagnostics, error detection and display (through control module and Agilent ChemStation), leak detection, safe leak handling, leak output signal for shutdown of pumping system. Low voltages in major maintenance areas.
• GLP features: Early maintenance feedback (EMF) for continuous tracking of instrument usage in terms of lamp burn time with user-settable limits and feedback messages. Electronic records of maintenance and errors. Verification of wavelength accuracy with built-in holmium oxide filter
• Housing: All materials recyclable.

Features:

• Standard asynchronous serial format
• Baud rate and parity freely selectable
• Bidirectional data transfer
• Break recognition
• Galvanic isolation
• RS-232 and 20 mA current loop
• Several handshake modes
• 7-bit ASCII character set
• Extensive command set – access to virtually all balance parameters
• Easy connection to printers and computers

Specifications:

• Readability: 0.01 mg - 0.1 mg
• Weighing capacity: 62 g - 205 g
• Taring range (by subtraction): 0…205 g
• Reproducibility (s) 0...50 g: 0.015 mg
• Reproducibility (s) 50...100 g: 0.02mg, 0.03 mg
• Reproducibility (s) 100...200 g: 0.03mg, 0.05mg
• Linearity: ± 0.03mg, ± 0.15mg
• Linearity referred to 5 g: ± 0.02 mg
• Stabilization time (typical) variable with vibration adapter: 8,12,18 s - 3,5,7 s
• Built-in calibration weights: 2x100 g. Measured to ±0.1 mg (±0.01 mg AT20/21) at an air density of 1200 mg/l on virtual mass with density 8.0 g/cm3.
• Calibration FACT: Fully automatic motorized self-calibration with two built-in weights (manual triggering also possible). Test possibility to check the calibration.
• Calibration with external weight: 200 g
• Display with METTLER Deltatrac: LCD (liquid crystal)
• Display sequence: 0.2...0.4 s variable
• Sensitivity drift (5...40°C): Maximum deviation with automatic self-calibration ±0.00015%, (with automatic self-calibration switched off) 1 ppm/°C.
• Linearization: Automatic self-linearization of the weighing curve (simultaneously with motorized calibration FACT).
• Data interface: CL and RS232C, bidirectional, built in as standard, all lines galvanically separated.
• Glass draft shield: No hindering guideways; automatic motorized opening or at a keystroke. 
• Inner draft shield AT: Standard
• AC adapter (to national codes): Voltage 115 V or 230 V, admissible voltage fluctuations: +15...-20%. Frequency: 50...60 Hz; power consumption 15,5W max.
• Admissible ambient conditions: Temperature: 5...40 °C; relative humidity: 25...85% (non-condensing). Height above sea level: -500...+6000 m.
• Weighing pan feedthrough for below-the-balance weighing: 80x80 [mm]; stainless steel
• Measures: Free height above weighing pan 239 mm, Balance housing 241x433x289 (WxLxH), AC adapter 115x140x53mm (WxLxH)
• Weight: Balance 9.3 kg, AC adapter 1.2 kg
• Vibration adapter (symbol [ ~ ]): 3 settings for matching to location: suppression of the effect of vibrations.
• Weighing process adapt. (symbol [ ]): 4 settings for matching to weighing application: dispensing, universal setting, absolute weighing, special applications.
• Stability detection (ASD): 8 settings with different tolerance thresholds (off, 1...7). 
• Weight unit 1: Freely selectable in the configuration register: g, mg, oz, ozt, tl, GN, dwt, ct, C.M., mo.
• Weight unit 2 (incl. applications): Freely selectable in the configuration register: g, mg, oz, ozt, tl, GN, dwt, ct, C.M., mo, PCS, Stk, %. The selected weight units 1 and 2 can be switched at a keystroke.
• Applications: PCS, Stk. (piece counting, reference 10, 20, 50, 100) and % (percent weighing) are built-in applications.

Column Heater for Waters Alliance Series

Specifications:

• Temperature Range: 20 to 65 °C in 1 °C increments (5 °C above ambient)

Features:

The Waters CHM Column Heater Module features serial output cable and fluid ports.

Specifications:

• Temperature Range: 20 to 65 °C in 1 °C increments (5 °C above ambient)

The Agilent 1100 Series G1315 Diode Array Detector is designed for the maximum optical performance. Flexible slit setting from fine bands to highest sensitivity, with settings of 1 nm the fine structure of benzene can be revealed - even at 0.7mAUFS. A broad slit of 8 or 16nm can be chosen to minimize baseline noise thus enhancing sensitivity. System specifications include:

Specifications:

• Wavelength range: 190-950 nm
• Light source: Deuterium and tungsten lamps
• Detection type: 1024 - element photodiode array
• Short term noise (ASTM) single & mult-wavelength: ± 1° x 10-5 AU at 254 and 750 nm
• Drift: 2° x 10-3 AU / hr at 254 nm
• Linear absorbance range: > 2 AU (upper limit)
• Wavelength accuracy: ± 1 nm
• Wavelength bunching: 1 - 400 nm
• Diode width: < 1 nm
• Control and data evaluation: Agilent Chemstation for LC
• Slit width: 1, 2, 4, 8, 16 nm

Can be sold as an individual component or as part of a complete stack

The Agilent 1100 Series G1315 Diode Array Detector is designed for the maximum optical performance. Flexible slit setting from fine bands to highest sensitivity, with settings of 1 nm the fine structure of benzene can be revealed - even at 0.7mAUFS. A broad slit of 8 or 16nm can be chosen to minimize baseline noise thus enhancing sensitivity. System specifications include:

Specifications:

• Wavelength range: 190-950 nm
• Light source: Deuterium and tungsten lamps
• Detection type: 1024 - element photodiode array
• Short term noise (ASTM) single & mult-wavelength: ± 1° x 10-5 AU at 254 and 750 nm
• Drift: 2° x 10-3 AU / hr at 254 nm
• Linear absorbance range: > 2 AU (upper limit)
• Wavelength accuracy: ± 1 nm
• Wavelength bunching: 1 - 400 nm
• Diode width: < 1 nm
• Control and data evaluation: Agilent Chemstation for LC
• Slit width: 1, 2, 4, 8, 16 nm

Can be sold as an individual component or as part of a complete stack

Column Heater for Waters Alliance Series

Specifications:

• Temperature Range: 20 to 65 °C in 1 °C increments (5 °C above ambient)

Specification:

• 3-way valve: Three-port, PTFE, 67 µL internal volume. 3,5 µL dead volume from the common port to the normally closed port, up to 20 mL/min with large bore needle OR Three-port, PTFE, 114 µL internal volume. 6 µL dead volume from the common port to the normally closed port, up to 200 mL/min with large bore needle.

• Contact control

• Contact closure inputs for start/advance and end/home
• Event mark output
• One programmable output for control of peripheral devices
• Data acquisition: An input channel for analog-to-digital conversion; digital data is transmitted on the GSIOC
• Detector input: ±100 mV full scale
• Display: two lines of 24 alphanumeric characters; backlit LCD
• Drop counting: Up to 9999 drops per fraction. Maximum rate: 20 drops per second

• Environmental conditions

• Indoor use only
• Up to 2000 meters altitude
• 5° - 40°C temperature range
• 75 - 105 kPa air pressure
• Pollution degree 1 or 2 in accordance with IEC 66
• Maximum relative humidity 80% for temperatures up to 31°, decreasing linearly to 50% relative humidity at 40°C.
• Event marker: 100 ms pulse (contact closure)
• Maximum collection volume/tube: 32 mL (18 x 180 mm tube) or 25 mL (18 x 150 mm tube)
• Maximum fractions: up to 768 fractions when configured with eight 96-well, 2 mL Whatman/Plyfiltronics microplates on a Code 17 rack
• Multi-cycle operation: repetitive collection of each sample into same set of tubes or collection each sample into different set of tubes
• Multiple column collection: simultaneous collection from up to 18 columns with installation of optimal multiple column adapter(s).
• Number of racks: One Code 16 or 16D rack, one Code 17 rack, or up to four Code 20-Series racks (all racks must be same code)
• Operating modes: Time, drop, peak + time, peak + drop, and manual

• Peak detection

• Adaptive slope algorithm that applies use-specified parameters to accommodate drifting baselines, negative peaks, and asymmetrical peaks or absolute threshold level that collects all peaks above specified millivolt value
• Peak Parameters: peak height or level, in mV, and peak width at half-height, in minutes
• Minimum peak height for fractionation: 0.1 mV full scale
• Detector-collector delay: 0.01 minute increments
• Physical space requirement: 47.9 x 46.4 x 33.0 cm (18.9 x 18.3 x 13.0 in.)

• Power requirements

• Frequency: 50 to 60 Hz
• Voltage: 100 - 120V or 220 - 240V, mains voltage fluctuations not to exceed ±10% of the nominal voltage
• Current rating: 0.5A for 100 - 120V or 0.25A for 220 - 240V
• Programmable time units (min.): from 0.01 to 99.99 minutes per tube, with 0.01 minute limit of resolution
• Software control: Via Gilson Serial Input/Output CHannel (GSIOC) or by contact closure
• Time based programming: Up to ten collection windows and ten drain steps in any mode
• Tube change time: 100-720ms. Center-to-center, depending on rack type
• Weight: 10.9 kg (24 lbs)

Includes:

• G2445C Mass Spectrometer Series SL
• G1972A Mass Tech Ion Source
• Roughing Pump
• Optional HPLC Front end
• Computer with Chemstation Software

The Agilent 1100 Series G1315 Diode Array Detector is designed for the maximum optical performance. Flexible slit setting from fine bands to highest sensitivity, with settings of 1 nm the fine structure of benzene can be revealed - even at 0.7mAUFS. A broad slit of 8 or 16nm can be chosen to minimize baseline noise thus enhancing sensitivity. System specifications include:

Specifications:

• Wavelength range: 190-950 nm
• Light source: Deuterium and tungsten lamps
• Detection type: 1024 - element photodiode array
• Short term noise (ASTM) single & mult-wavelength: ± 1° x 10-5 AU at 254 and 750 nm
• Drift: 2° x 10-3 AU / hr at 254 nm
• Linear absorbance range: > 2 AU (upper limit)
• Wavelength accuracy: ± 1 nm
• Wavelength bunching: 1 - 400 nm
• Diode width: < 1 nm
• Control and data evaluation: Agilent Chemstation for LC
• Slit width: 1, 2, 4, 8, 16 nm

Can be sold as an individual component or as part of a complete stack