HPLC system LHLC-T2011

Introduction

This system delivers high quality performance and reliable results in order to meet the stringent requirements of the customer. To meet / requirements of the instrument, this system has hardware with VP function which records maintenance information and operations. This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

This has applications in the scientific research studies, detection of residual amount in medicine, food, alcohol and in chemical analysis.

Specifications

High pressure pump	High pressure constant-current infusion pump
Infusion Way	Micro volume series dual-piston
Infusion pressure	0 - 9999 Psi
Flow rate	≤ 0.5 %
Flow rate range	0.001 - 9.999 mL / min (in 0.001 mL / min increments)
Stability error for the flow rate	≤ 0.2 %
Gradient error	± 1 % (0 - 100 % water/acetone solvent)
Pressure pulsation	< 15 Psi (flow rate 1 mL / min, pressure 600 - 1600 Psi)
Air tightness	Pressure 5400 Psi, 10 min time, pressure drop < 400 Psi
Time program function	Yes
Size (W × H × D)	260 × 130 × 420 mm
Weight	11 kg
Operation temperature	4 - 40 ºC
UV detector	Wavelength range 240 Wavelength error ≤ 1 nm Wavelength repeatability error ≤ ± 0.1 nm Dynamic noise ≤ ± 0.75 × 10-5 AU (methyl alcohol 1 mL / min, 254 nm, 20 ºC) Static noise ≤ ± 0.5 × 10-5 A (empty cell, response time, 1 second, 20 ºC) Dynamic baseline Drift ≤ ± 1 × 10-4 AU / h (methyl alcohol 1 mL / min, 254 nm, 20 ºC) Static baseline Drift ≤ 0.5 × 10-4 (empty cell, response time, 1 second, 20 ºC) Linear range ≥ 104 Limit of detection ≤ 1 × 10-9 g / ml (Naphthalene methyl alcohol solvent) Quantitative repeatability 6 ≤ 0.1 % Qualitative repeatability 6 ≤ 0.5 % Spectrum band width 6 nm Flow cell volume 8 µL Optical path 10 nm Time program function Yes Size (W × H × D) 260 × 130 × 420 mm Weight 11 kg Operation Temperature 4 - 40 ºC

Features

High pressure constant-current infusion pump

Even mixing of the injections using mixers

Supreme appearance to meet the customer’s visual requirements

Simple, easy to use operations

UV detector unit consists of dual beam monochromator, light battery, deuterium lamp

FAQs

1. What are the key factors to consider when selecting this analytical equipment for laboratory use?

When selecting this analytical equipment, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this analytical equipment be calibrated to ensure accurate results?

It is recommended to calibrate this analytical equipment at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this analytical equipment?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this analytical equipment be used with different types of samples, and are there any compatibility considerations?

Yes, this analytical equipment can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the analytical equipment malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.