Introduction
A fluorescence sulfur analyzer is an instrument used to measure the sulfur content of the petroleum products, the fuels, and the gases by the ultraviolet fluorescence method, and it is used in the petroleum, the petrochemical, the fuel, and the quality control industries. The ultraviolet fluorescence method measures the sulfur by the combustion of the sample in the oxygen, in which the sulfur is converted to the sulfur dioxide, which is exposed to the ultraviolet light and fluoresces, and the fluorescence is detected and related to the sulfur content, following the standard test methods, such as the ASTM and the ISO standards; the fluorescence sulfur analyzer consists of a combustion furnace, an oxygen and a carrier gas system, a UV fluorescence detection system, a calibration, and a control and a data display, and it provides the sulfur concentration, expressed in parts per million, with features such as the low detection limits and the automated operation; the fluorescence sulfur analyzer is used for the measurement of the sulfur in the gasoline, the diesel, the jet fuel, the crude oil, the gases, and the other samples, for the quality control, for the compliance with the specifications, for the environmental monitoring, and for many other applications, and it is an essential instrument for the sulfur analysis. Fluorescence sulfur analyzers are used in the petroleum industry, in the petrochemical industry, in the fuel industry, in the laboratories, in the environmental monitoring, and for many other applications. With their fluorescence detection, fluorescence sulfur analyzers are essential for the trace sulfur analysis.
Fluorescence Sulfur Analyzer T-FSA-4020
Standards
JIS K 0115:2004-General rules for molecular absorptiometric analysis
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. Fluorescence sulfur analyzer for measuring total sulfur in petroleum products by UV fluorescence.
2. High-sensitivity detection with automatic sample injection and combustion system.
3. Suitable for gasoline, diesel, jet fuel, lubricants and other petroleum products.
4. Wide measurement range with low detection limit for trace sulfur determination.
5. Includes combustion furnace, detector, autosampler and analysis software.
FAQ
Q1: What testing scenarios is this analyzer mainly applied to?
A: The fluorescence sulfur analyzer is used in petroleum refineries, fuel quality laboratories, pipeline monitoring, third-party testing organizations and regulatory agencies to measure total sulfur content in gasoline, diesel, jet fuel, lubricants, crude oil and other petroleum products. It supports compliance testing for low-sulfur fuel regulations, refinery process control, pipeline batch tracking, fuel certification and environmental monitoring. The ultraviolet fluorescence method provides sensitive, interference-free sulfur measurement after sample combustion, making it the standard technique for trace sulfur analysis in fuels. It is essential for refineries and testing laboratories requiring accurate sulfur determination to meet increasingly stringent fuel sulfur limits, verify product specifications, ensure regulatory compliance and monitor desulfurization process performance.
Q2: What standards does the analyzer comply with?
A: The test method follows ASTM D5453 for total sulfur by ultraviolet fluorescence, ISO 20846 for petroleum products sulfur determination, and the corresponding GB/T 11060 or SH/T methods. The instrument complies with relevant laboratory safety standards. Calibration should use certified sulfur reference standards traceable to international standards.
Q3: What is the warranty period for the whole machine and key components?
A: The whole analyzer is covered by a 12-month warranty. The combustion furnace, detector, autosampler and control system are covered, while quartz tubes, membranes and consumables are excluded. Damage from improper sample introduction, contamination or unauthorized repair is excluded. Extended service contracts are available.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires trained analysts familiar with elemental analysis and combustion techniques. We provide structured training, operation manuals and application support. Proper sample preparation, calibration, combustion tube maintenance and result interpretation are important for accurate sulfur measurement.
Q5: What is the typical lead-time for order delivery?
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 regular calibration required? What is the recommended calibration cycle?
A: Calibration with certified sulfur standards should be performed before each analytical batch and fully recalibrated every 1-3 months depending on usage. Combustion tube and membrane inspection and replacement follow the manufacturer schedule. Daily performance verification with a quality control standard is recommended for regulated laboratories.
Q7: Are supporting consumables universal?
A: Quartz combustion tubes, membranes, oxygen and argon gas, and calibration standards are available from the manufacturer or authorized distributors. Long-term consumable and gas cost is moderate to high depending on sample volume.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes measurement range, autosampler capacity, detection limit and software features. Additional sample boats, tubes and standards can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: Yes, fluorescence sulfur analyzers include on-site installation, commissioning, calibration and operator training by certified application specialists. Site preparation guidance is provided before delivery to ensure gas supply, power and ventilation requirements are met.
Q10: What types of samples are compatible with this equipment?
A: The analyzer measures total sulfur in liquid petroleum products and some solid samples within the measurement range. Highly volatile samples require special handling. Samples with high particulate or additive content may require dilution or special preparation. Users should ensure proper sample introduction, maintain combustion tube cleanliness, use certified calibration standards, and follow the standard method for accurate, reproducible sulfur results. Gas purity and flow rates should be maintained per the manufacturer specification.
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