Introduction
An absorbance detector is an instrument used to detect and to measure the absorbance of the light by the analytes in the liquid, and it is used in the chromatography, the analytical, and the many other applications as a detector for the liquid chromatography (LC) and the high performance liquid chromatography (HPLC). The absorbance detector measures the absorbance of the light by the sample in the flow cell at a specified wavelength, which is selected by the monochromator or the filters, and it provides the absorbance signal, which is proportional to the concentration of the absorbing analytes, and it is used for the detection and the quantification of the compounds in the chromatography; the absorbance detector consists of a light source, a wavelength selection device, a flow cell, a detector, and the signal processing electronics, and it provides features such as the variable wavelength, the high sensitivity, and the data output; the absorbance detector is used for the detection of the UV-absorbing and the visible-absorbing compounds in the liquid chromatography, for the quantification of the analytes, for the quality control, for the research, and for many other applications, and it is available in various configurations, such as the fixed wavelength, the variable wavelength, and the diode array detectors; the absorbance detector is an essential component of the liquid chromatography system. Absorbance detectors are used in the analytical laboratories, in the pharmaceutical industry, in the food industry, in the environmental analysis, and for many other applications. With their absorbance detection, absorbance detectors are essential for the chromatography analysis.
Absorbance Detector LADR-T2012
The Absorbance Detector offers a wavelength range of 900 to 1700 nm, effectively covering the region. It has a high signal-to-noise ratio and low stray light, ensuring accurate and relia...
Absorbance Detector LADR-T2011
Absorbance Detector offers a wavelength range of 400 to 1000 nm, covering the visible spectrum effectively. It features a stable and uniform light source, available with halogen or deut...
Absorbance Detector LADR-T2010
Absorbance Detector offers a wavelength range of 250 to 800 nm, measuring the degree of light absorption. It features a stable and uniform light source, available with halogen or deuteri...
Standards
ASTM E579-20-Standard Test Method for Limit of Detection and Limit of Quantification in Fluorescence Measurements of Solutions
Complies with the above standards, but is not limited to them.
Features
1. Absorbance detector for chromatography.
2. Detector measuring absorbance in flow cells.
3. For HPLC and liquid systems.
4. Includes detector, flow cell and controls.
5. Measures absorbance of eluting compounds.
FAQ
Q1: What scenarios is this detector used for?
A: It measures absorbance of compounds eluting through a flow cell in HPLC or liquid systems for detection and quantification.
Q2: What standards does it comply with?
A: It follows pharmacopeial chromatography and related GB/T standards, with wavelength and linearity verified. We confirm the stated performance during final inspection and can supply a certificate of conformity together with supporting documents for audit purposes.
Q3: What is the warranty?
A: It carries a 12 to 24 month warranty covering the detector. Lamps and cells are wear parts. Damage from misuse is excluded.
Q4: Is it hard to operate?
A: It requires trained analysts for methods and maintenance. We provide a manual and training.
Q5: What is the lead time?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is calibration required?
A: Performance should be verified periodically using calibrated reference standards, with results logged in the equipment record. Most users perform this check every 6 to 12 months or according to their internal quality schedule. We provide the procedure, reference materials and formal calibration service if required.
Q7: Are consumables universal?
A: Compatible items are single-use consumables designed for this application. They are widely available in standard sizes, and we can supply them directly or confirm the specification so you can source them locally. Ongoing cost is limited to these consumables, and there are no proprietary locked parts.
Q8: Can it be customized?
A: Yes, several configurations are available. Options include wavelength range, multiwavelength detection and data systems. We can discuss further custom requirements, confirm feasibility and advise any effect on the schedule before the order is confirmed.
Q9: Is installation included?
A: No installation is required. The unit is delivered fully assembled and factory tested, so you only need to place it on a level surface, connect power and follow the quick-start guide. An illustrated manual and setup video are included, and our engineers provide remote guidance if needed.
Q10: What systems are compatible?
A: It handles liquid chromatography flow within cell and wavelength limits. It is not for gas systems, particles that block the cell, or non-optical detection.
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