BASi

Bioanalytical System Inc.

BASi is a drug development firm providing contract research services and unique products for the pharmaceutical, biotechnology and medical device industries.

News

08.08.2008

BASi Reports Earnings from Continuing Operations
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06.30.2008

BASi Announces Sale of Baltimore Clinical Pharmacology Research Unit
more>>

06.24.2008

BASi–Swiftwater Group Alliance Expands Contract Services
more>>

Epsilon Electrochemical Workstation

Features

Potentiostat, galvanostat, and potentiometer
Bi-potentiostat option
Multiple document Windows interface
USB connection
Optically isolated circuitry for noise reduction
Analog filtering
Moving average digital smoothing
Positive feedback iR compensation with circuit stability testing
Internal dummy cells for hardware test
Remote control of BASi cell stands (CGME, C-3 Cell Stand, RDE-2)
Connects to BASi PWR-3 Power Module
Multiple experimental runs
File subtraction
Multiple text data file formats, including DigiSim
Peak finding routines (auto and manual)
File overlay
Anson plot (Q vs. t^1/2) for chronocoulometry
Cottrell plot (i vs. t^-1/2) for chronamperometry
Initiate potentiostat at open circuit potential
50/60 Hz selection for noise minimization
IUPAC or polarographic axis convention
Wide current range - microelectrode to small-scale electrosynthesis

Specifications

Potentiostat	Channel 1 applied potential: Dynamic DAC: 16 bit, ±3.275 V @ 0.1 mV resolution Offset DAC: 8 bit, ±2.55 V @ 10 mV resolution Channel 2 applied potential: Dynamic DAC: 8 bit, ±2.55 V @ 10 mV resolution Compliance voltage: ±12 V Maximum current: 100 mA Bandwidth: > 100 kHz Bias current: < 1pA Electrometer input impedance: > 10¹² W (values for parameters other than applied potential are for both channels)
Current-to-voltage converter	Full scale sensitivity: 1 nA, 10 nA, 100 nA, 1 µA, 10 µA, 100 µA, 1 mA, 10 mA,100 mA, (*secondary gain used) Secondary gain: x1, x10, and x100 ADC resolution: 16 bit Sampling rate: 50 kHz (20 µs/conversion) Data length: 32k points - fast
Galvanostat	Applied current: 50 pA - 50 mA Range: ±10 V, ± 1 V Measured potential resolution: 0.02 mV Max leakage current: 30 pA
I/O	E_out (applied potential) I_out (current to voltage output) E_in (input connection for external applied wave form) Cell Stand port (control of C-3 Cell Stand and CGME) Accessories Port (control of RDE-2) PC (USB) port Trigger out (TTL)
Minimum PC requirements:	Windows 98, ME, 2000, XP or Vista Pentium III 512 MB RAM 10 MB hard drive space available USB port CD-ROM drive
Power requirements:	100/120/220/240 V 50/60 Hz 120W
Dimensions & weight	16.75" (43 cm) x 5.25" (13 cm) x 12.75" (32.5 cm) 20.2 lb (9.2 kg) (1 channel)