Flame Photometer ADFP-503
Flame Photometer ADFP-503
Flame Photometer ADFP-503
Flame Photometer ADFP-503

Flame Photometer ADFP-503

Flame Photometer ADFP-503 achieves detection limits as low as 0.184 ppm for sodium with high accuracy. It analyzes 4 key elements (K, Na, Li, Ca) using 4 independent channels. This unit delivers fast performance with a measurement response time of ≤8 seconds. Provides automatic calibration, ensuring reproducibility and precise linearity. Flame Photometer ADFP-503 is applied extensively in clinical chemistry, food quality, petrochemical analysis, and agricultural testing.


Testing Elements K, Na, Li, Ca
Channels 4
Display Value Concentration / Flame Intensity
Measuring Range K: 0.15 – 100 ppm
Na: 0.18 – 100 ppm
Li: 0.1 – 30 ppm
Ca: 0.1 – 1000 ppm
Detection Limit K: ≤0.156 ppm
Na: ≤0.184 ppm
Li: ≤0.1035 ppm
Ca: ≤2 ppm
Linearity Error K: ≤0.195 ppm
Na: ≤0.69 ppm
Li: ≤0.1449 ppm
Ca: ≤3 ppm
Display Digital LCD
Response Time ≤ 8s
Aspiration Rate < 3 mL/min
Stability ≤3% (15 s), ≤5% (6 min)
Reproducibility ≤2%
Calibration Curve Automatic Linear Calibration
Fuel Supply LPG and External Air Compressor
Output USB / Printer Interface
Power Supply AC 220 V ±10%, 50 Hz ±1 Hz, 30 W
Dimensions (L×B×H) 570 × 530 × 400 mm
Net Weight 18 kg
Gross Weight 20 kg
  • Direct concentration display
  • Push button ignition
  • Ultra precision
  • Flame-out protection
  • Adjustable gas flow

The Flame Photometer ADFP-503 provides accurate quantification of alkali and alkaline earth metals in liquids. It is extensively applied in clinical chemistry, food testing, agriculture, and petrochemical laboratories.

Flame Photometer ADFP-503
Flame Photometer ADFP-503

Frequently Asked Questions of Flame Photometer ADFP-503

1. What elements can Flame Photometer ADFP-503 analyze?

Flame Photometer ADFP-503 is designed to measure potassium (K), sodium (Na), lithium (Li), and calcium (Ca). It uses four independent channels for multi-element testing. Each channel ensures precise detection at ppm-level sensitivity. The system provides reproducible and stable readings with automatic calibration. This makes it reliable for routine and advanced laboratory analysis.

2. What is the detection limit of Flame Photometer ADFP-503?

The instrument achieves very low detection limits, such as ?0.156 ppm for potassium and ?0.184 ppm for sodium. Lithium can be detected at levels as low as 0.1035 ppm. Calcium is measurable down to 2 ppm, making it suitable for clinical and agricultural studies. Such sensitivity ensures accurate trace element monitoring in samples. This capability is vital for pharmaceutical, food, and environmental testing.

3. How fast does the Flame Photometer ADFP-503 deliver results?

The system provides a rapid response within 8 seconds of sample aspiration. Its aspiration rate is less than 3 mL/min, ensuring quick analysis. This speed allows laboratories to process multiple samples efficiently. The fast turnaround is particularly beneficial in clinical and food safety testing. Despite the speed, measurement precision and reproducibility remain high.

4. What are the main applications of Flame Photometer ADFP-503?

The instrument is widely used in clinical diagnostics for electrolyte balance testing. Food testing labs employ it for sodium and potassium analysis in products. Petrochemical laboratories use it for routine monitoring of alkali metals. Agricultural labs rely on it for soil and fertilizer quality assessment. Environmental labs apply it for water and wastewater analysis.

5. What utilities and power supply does Flame Photometer ADFP-503 require?

The system operates using LPG fuel along with an external air compressor. This setup ensures a stable flame for consistent measurements. It requires AC 220V ±10%, 50Hz ±1Hz with low power consumption of 30W. Connectivity options include USB and optional thermal printer output. These requirements make it simple to integrate into standard laboratory settings.

6. What utilities and power supply does Flame Photometer ADFP-503 require?

The system operates using LPG fuel along with an external air compressor. This setup ensures a stable flame for consistent measurements. It requires AC 220V ±10%, 50Hz ±1Hz with low power consumption of 30W. Connectivity options include USB and optional thermal printer output. These requirements make it simple to integrate into standard laboratory settings.

7. What are the typical applications of a flame photometers?

Flame photometers are commonly used in clinical laboratories to analyze blood serum for electrolyte levels. They are also widely applied in agriculture for soil and fertilizer analysis. In the food industry, they help assess mineral content in products. Environmental monitoring labs use them to check water and waste samples for contamination. Their ease of use and quick results make them ideal for routine elemental analysis.

8. How should samples be prepared for flame photometers?

Samples must be in a liquid form, typically aqueous solutions, and free from particulates or organic solvents that might interfere with the flame. If the sample contains solids, it should be filtered or centrifuged. For accurate measurements, samples are usually diluted to fall within the linear calibration range. Calibration standards with known element concentrations are prepared similarly.

9. What are the limitations of a flame photometer?

Flame photometers have limited elemental detection capabilities, primarily restricted to a few metals. They cannot detect non-metallic elements or transition metals effectively. Interferences from other ions, emission overlap, or matrix effects can affect accuracy. The method requires careful calibration and flame stability for precise results. Also, they are less sensitive compared to techniques like ICP-OES or AAS.

10. Which elements can be measured using a flame photometers?

Flame photometers primarily measure alkali and alkaline earth metals, including sodium (Na), potassium (K), calcium (Ca), and lithium (Li). Some models can also measure barium (Ba) and rubidium (Rb) with proper filters. These elements emit characteristic light when introduced into a flame. The photometer detects this light to determine their concentration.

11. What is a flame photometers and how does it work?

flame photometers are analytical instruments used to detect and measure the concentration of certain metal ions, mainly sodium, potassium, lithium, and calcium, in a solution. It operates on the principle of flame emission spectrometry, where a sample is aspirated into a flame and the emitted light intensity is measured. The emitted light is specific to each element and correlates with its concentration.

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