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Great Deals Microplate Readers 6 Elisa Microplate Readers
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Bio-tek
EL301 Strip Absorbance Reader.
380-700nm Spectral Range. 405nm or choice of +/-10nm filter
bandwidth range. Compact,
light-weight single and dual wavelength photometer designed to measure and
interpret the absorbances in microwell strip assays. Flexible enough
to accommodate flat or round bottom 8-well, 12-well, and 2 x 8-well
strips, the EL301 provides an affordable alternative for all your
qualitative assays, as well as the precision, accuracy, and data
processing capability required for quantitative clinical tests. The
on-board microprocessing system allows you to choose from four internal
user-defined computer programs, each accessed with the touch of a pad:
• Single or Dual Wavelength: Display absorbances.
• Linear Regression: Enter up to 5 standards to determine sample
concentrations.
• Limit Thresholds: Define cutoff values to determine ± results of
absorbances or concentrations.
• Difference: Determine delta absorbances.
Well locations, absorbance values, and results are displayed on the large
LCD display. Standards and blanks may be carried over from strip to strip
within each program. Data may be stored in the EL301's memory, printed
out, and sent to a computer for more detailed analysis. Up to 12 plates
(1152 wells) can be stored in memory.
Instrument Description
and Capabilities:
Plate Type: - 8-, 12-, and 2 x 8-Well Strips.
Absorbance Range: - 0.000 to 2.500 Abs.
Linearity: - +/- 1% from 0.000 to 2.000 Abs.
Repeatability: - +/- 1% +/- 0.005 Abs from 0.000 to 2.000.
Read Method: - End Point.
It is portable and can
be used with battery pack. Includes NIST (National
Institutes Standards & Technology)
performance documented with a calibrated and certified verification plate
for plate alignment, linearity, filter installation, optical channel
matching to ensure consistent results across all reading channels and
photometric accuracy. Data must be sent to
external printer via parallel printer interface. One year
warranty on new models.
| Catalog # |
Instrument Description/Price/# in stock |
| P97228 |
Bio-tek EL301 New $1,286. (7) |
| 99866 |
Printer |
Dynex Opsys MR
96 Well Microplate Reader.
VS
405-690nm Spectral Range.
Installed 3 standard onboard
filters 405, 450, 630nm or user's choice of filters. Provides flexible
assay design and extensive data reduction for colorimetric
applications. Available as a stand-alone unit or externally controlled by
a PC and Windows® Revelation QuickLink™ software, the Opsys MR has
features found on high-end instruments, including user-defined templates,
one-touch access for most commonly used assay programs, and single, dual,
or multiple wavelength reading. GLP compliant with on-board optics and
electronics self-diagnostic tests, the Opsys MR saves 100 assays and 20
data files and allows multiple assays per plate.
Opsys MR — the affordable choice. Expect flexible assay design with user-definable templates, customized data conversion equations and more. Comprehensive data reduction is simple with a host of graphing options, including eight curve fit options and threshold analysis. Service is a snap with this modular design unit; unique engineering provides “plug and play” replacement of optics components.
Includes NIST (National
Institutes Standards & Technology)
performance documented with a calibrated and certified verification plate
for plate alignment, linearity, filter installation, optical channel
matching to ensure consistent results across all reading channels and
photometric accuracy. One year
warranty on remanufactured models.
| Catalog # |
Instrument Description/Price/# in stock |
| P97278 |
Opsys MR
Reader $2,310. |
|
66799 |
Quick Link PC Software |
Bio-Rad Benchmark
340-750nm UV/VIS Spectral Range.
Temperature Control and
Shaking.
Installed 3 standard onboard filters 340, 405, 450nm or user's choice of
filters. Single/dual or multiple wavelength readings at 7; Endpoint, kinetic plate reads, plate shaking
and incubation. Dynamic range -0.100 to 4.000 OD. Built-in onboard printer for data analysis, and expanded operations. Includes NIST (National
Institutes Standards & Technology)
performance documented calibrated and certified verification plate
for plate alignment, linearity, filter installation, optical channel
matching to ensure consistent results across all reading channels and
photometric accuracy. Includes line cord, PC Software, fully remanufactured,
technical support and one year warranty.
| Catalog # |
Instrument Description/Price/# in stock |
|
P97139 |
Bio-Rad Benchmark
(2) $2,995. |

The Bio Rad Model 3550 UV Microplate Reader/Stacker
automatic microplate readers are ideal for laboratories needing a multifunctional reader with superior optical specifications. The model 3550 Microplate Reader feature powerful on-board software- kinetic capabilities- and high volume and thermal capacities. Moreover- the model 3550 Microplate reader- with its 340 to 750 nm spectral range and high performance optics- is perfect for specialized applications requiring increased linearity- higher O.D. range- and a UV light source.
Flexibility for Diverse Analyses
The flexibility and multifunctional nature of the Model 3550 Microplate Readers makes them ideal for laboratories with diverse microplate analysis needs. Some of the features that make the model 3550 Microplate Reader perfect for comprehensive microplate analysis include:
- Powerful on-board software to collect date- analyze results- and produce reports
- High speed optics- on-board plate mixer- and special multiple reading mode to provide kinetic data collection
- Modular design to allow the additional of thermal- automatic stack loading- and bar code reader accessories.
- Dual functionality to operate either as an independent- stand alone unit or a computer controlled data analysis system.
Software combines the speed- sensitivity- and versatility of Bio-Rad's Model 3550 Microplate Reader with the advanced computing power of Windows compatible computers. The result is powerful microplate data analysis systems featuring:
Customized plate formatting. Any combination of samples- standards- controls- and blanks is permitted. The format can be partitioned to contain three sections with independent analyses.
Seven analysis reports. Raw Data- Absorbance- Limit- Matrix- Normalization- Positive Control- and Curve Fit reports are available.
Sophisticated curve fitting. A choice of nine graphical
transformations is provided: linear- linear-log- log-linear- log-log- with both linear and quadratic regressions- and the Logit-log method. The mean- standard deviation and coefficient of variation are determined for replicate data points and the software accurately calculates the sample concentrations based on the standard curve.
Comprehensive data reduction. Dual wavelength subtraction and manual data removal are just some of the additional features that enhance the flexibility and power of your analysis.
Instrument Description
and Capabilities:
| |
|
| Optical Photometric Methods: |
Single or dual
wavelength readings |
| Spectral Range: |
380 to 750 nm |
| Resolution: |
0.001 O.D |
| Linearity: |
+/- 2.0 percent of full scale 0.000 to 2.000 O.D |
| Instrument Reading Time: |
12.0 seconds |
| Filters: |
405- 415- 450- 490- 595- and 655 nm |
| Filter Capacity: |
6 filter capacity |
| Onboard Display: |
80 x 16 LCD characters |
| Plate Mixing Duration: |
3 sec |
|
Instrument Dimensions |
|
| H x W x D inch |
|
| Catalog #P97143 |
|
|
Multiskan Ascent 96/384 Plate Reader
Multiskan Ascent offers superior photometric measurement performance for 96- and 384-well plates. This instrument reads the plate rapidly and can be connected to robotic systems for increased throughput in photometric reading.
Excellent optical performance for 96- and 384-well plates
The high-quality optical system of the Multiskan Ascent ensures excellent reproducibility, accuracy and reliable results. The unit is linear up to an outstanding 4 Abs. units with 96-well plates and up to 3 Abs. units with 384-well plates, eliminating the need to dilute samples. This saves time in obtaining sample results.
A recent validation study in a high-throughput (HTS) environment with 384-well plates showed excellent consistency of the signal across all wells in the plate (low intraplate variation). No bias was observed in the IC50 as a result of curves being set up in different parts of the plate or between two separate plates (interplate variation). A good correlation was also observed in two different experiments using the same group of compounds (low interassay variation).
Fast measurements
Multiskan Ascent provides not only extreme accuracy and precision, but also very rapid measurements: It takes only 9 seconds to measure a 96-well plate and only 20 seconds to measure a 384-well plate. These values can have a noticeable effect on a laboratory’s throughput.
Easy and flexible robot integration
Another feature that makes Multiskan Ascent ideal for high-throughput environments is its simple and easy robot integration. This unit is designed for integration, which can increase walk-away reading capacity to 20 or 80 microplates.
Optional incubation
An optional internal incubator can be included for assays requiring temperature control. Temperature can reach up to 50°C.
Specifications
Optical performance
Wavelength range |
340 nm -850 nm |
| Filters |
8-position filter wheel with 405, 450, 490
and 630nm or filters of choice |
| Half bandwidth of filters |
3-9 nm |
| Wavelength accuracy |
+/- 2 nm |
| Detector |
One silicon photo detector |
| Linearity (96-well plate) |
0-4 Abs, +/- 2 %
0-3 Abs, +/- 2 %, 340 nm and 405 nm
0-3 Abs, +/- 2 % with continuous mode |
| Linearity (384-well plate) |
0-3 Abs, +/- 2 %
0-2 Abs, +/- 2 % with continuous mode |
| Read-out range |
0-6 Abs |
| Resolution |
0.001 Abs |
| Accuracy |
+/- 1 % or 0.003 Abs, whichever is greater (0-2 Abs)
+/- 2 % (2-3 Abs) |
| Precision |
CV < 0.2 % (0-3 Abs),
CV < 1.0 % (3-4 Abs) stepping mode
CV < 0.3 % (0-2 Abs),
CV < 1.2 % (2-3 Abs) continuous mode |
| Measurement time |
96-well plate 384-well plate |
| Continuous mode |
9 s 20 s |
| Stepping mode |
14 s 42 s |
Optional incubation
Temperature range |
Ambient + 4°C - 50°C
|
| Uniformity |
+/- 0.8°C across the plate |
| Shaking |
Linear shaking , 3 speeds |
Catalog #P97265 |
Demo Ascent |
Catalog #P97262 |
Demo Ascent with Incubation
$5,995. |
|
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