Flame Photometer LFP-T2022

Introduction

Flame Photometer supports 2-detection channels for simultaneous analysis of potassium (K) and sodium (Na), enabling dual‑ion testing within a single run. It includes flame-out-protection mode to shut off fuel if the flame extinguishes. The unit provides direct concentration readout for accurate data interpretation. Our flame photometer features incorporate a built‑in air compressor to ensure a stable flame environment.

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

Flame Photometer is a rapid quantitative analysis tool for sodium, potassium, lithium, calcium, and barium. It is applied in environmental analysis, food, agriculture and pharmaceutical industries. 

Specifications

Testing Elements	K, Na
Data Range	0.000 to 999.9
Channel	2
Range	K: 40 to 100 ppm Na: 0 to 160 ppm
	K: 0.01ppm Na: 0.01ppm
Linear error	K: 0.195 Na: 0.69
Response Time	< 8 s
Sample Uptake	< 6 ml / min
Stability	<3% drift over 15 s when continuously aspirating
Reproducibility	<3% coefficient of variation for 7 consecutive samples
Curve Graph	Display
Printer	Optional build-in thermal printer
Fuel
Power Supply	AC 220 V±22 V 50 Hz ±1 Hz
Power Consumption	250 W
Packaging Size	570 mm × 530 mm × 400 mm
Weight	18 kg

Features

Multi- Channel Detection

Low Detection Limits

Fast Response Time 

Fuel Operation

 Fuel‑Gas Ignition Switch

FAQs

1. How does flame photometry differ from atomic absorption spectroscopy ()?

It supplies advanced models of flame photometer . While both flame photometry and atomic absorption spectroscopy () are techniques used to analyze metal ions, they differ fundamentally in their principles. Flame photometry measures the light emitted by excited atoms in a flame, whereas measures the absorption of light by ground-state atoms. Flame photometry is generally simpler, faster, and more cost-effective, making it suitable for routine analysis of elements like sodium and potassium. In contrast, offers higher sensitivity and specificity, capable of detecting a broader range of elements at lower concentrations. requires a light source specific to each element, such as a hollow cathode lamp, and often involves more complex instrumentation. Flame photometry is limited to elements that can be easily excited in a flame, while can analyze elements that require higher excitation energies.

2. What are the common interferences in flame photometer and how can they be minimized?

Flame photometer is susceptible to various interferences that can affect the accuracy of the results. Spectral interferences occur when emission lines of different elements overlap, leading to erroneous readings. Chemical interferences arise from reactions in the flame that alter the concentration of free atoms, such as the formation of refractory compounds. Ionization interferences happen when atoms ionize in the flame, reducing the number of neutral atoms available for emission. Physical interferences include variations in sample viscosity, surface tension, and nebulization efficiency. To minimize these interferences, methods such as using appropriate filters, adding ionization suppressors, optimizing flame conditions, and employing standard addition techniques can be employed. Regular calibration with standards that closely match the sample matrix also helps in reducing errors. Proper maintenance and cleaning of the instrument components are essential to prevent contamination and ensure consistent performance.

3. What are the key components of a flame photometer and their functions?

It flame photometer consists of several critical components that work together to facilitate the analysis of metal ions. The nebulizer converts the liquid sample into a fine aerosol, which is then introduced into the flame. The burner provides a stable flame, typically fueled by a mixture of air and propane or natural gas, to excite the atoms in the sample. Optical filters or a monochromator isolate the specific wavelengths of light emitted by the excited atoms. A photodetector, such as a photomultiplier tube, measures the intensity of the emitted light. The signal processor amplifies and converts the detected light into an electrical signal. Finally, the readout system displays the results, often in terms of concentration units. Each component must function correctly and be properly maintained to ensure accurate and reliable measurements.

4. What are the key components of a flame photometer ?

flame photometer comprises several essential components. The nebulizer converts the liquid sample into a fine aerosol, which is then introduced into the flame. The burner provides a stable flame for atomizing the sample. Optical filters or monochromators isolate specific wavelengths of emitted light corresponding to different elements. Photodetectors measure the intensity of this light, and the signal is processed and displayed by the readout system. Each component plays a critical role in ensuring accurate and reliable measurements.

5. How is a flame photometer maintained to ensure optimal performance?

It supplies advanced models of flame photometer . Regular maintenance of a flame photometer is essential for consistent and accurate results. This includes routine cleaning of the burner and nebulizer to prevent blockages and residue buildup. Gas supplies should be checked for purity and consistent flow rates. Calibration should be performed regularly using fresh standard solutions to account for any instrumental drift. Periodic checks of the optical components, such as filters and detectors, ensure they are functioning correctly. Adhering to the manufacturer's maintenance guidelines helps prolong the instrument's lifespan and reliability.