SLFA-6000
X-ray Fluorescence Sulfur-in-Oil Analyzer
The SLFA-6000 analyzer determines sulfur concentrations in petroleum products ( ppm–9.9999 %) using energy-dispersive X-ray fluorescence, delivering compact, accurate measurements compliant with ASTM D4294, ISO 8754, and JIS K2541/B7995 standards.
Why Choose SLFA-6000
- Compact safe design — Built-in shutter shield & turntable — minimizes X-ray leakage and saves lab space
- Intuitive UI — Full-color monitor, USB output, data printout mode — simplifies operation
- Flexible measurement — Cycle time 10–600 s — balances speed and sensitivity
- Automated batching — 8-position turntable (SLFA-6800) — enables unattended sample processing
- Superior accuracy — Five calibration curves with auto-selection — enhances measurement precision
Key Advantages of SLFA-6000
High accuracy
ensures precise sulfur quantification
Rapid analysis
adapts to throughput needs
Automated sample handling
supports walk-away operation
Safe compact footprint
protects users and equipment
Applications of SLFA-6000
Marine fuel quality assurance
Verifies sulfur limits per IMO regulations
Crude oil refinery QC
Monitors desulfurization efficiency
Lubricant & grease testing
Ensures compliance with engine oil sulfur specs
Transformer oil analysis
Assesses sulfur for dielectric performance
Waste oil reclamation
Measures sulfur for recycling and disposal
Technical Specifications of SLFA-6000
| Measurement principle | X-ray Fluorescence Analysis Method |
|---|---|
| Measurement sample | Sulfur in petroleum products such as heavy oil, naphtha, crude oil and light oil |
| Measurement range | 5 ppm - 9.9999 % |
| Repeatability | 5 ppm or less with a 1% sulfur sample, 1.6 ppm or less with a 0% sulfur sample |
| C/H error correction | ± 50 ppm or less per C/H (with a 1 % sulfur sample) |
| Lower detection limit | 5 ppm or less * * 3 times the standard deviation with a 0% sample |
| Number of calibration curves | Up to 15 calibration curves |
| Calibration curve order | Linear or Quadratic (both automatic selection and manual settings are available) |
| Amount and number of samples | 4 - 10 mL, 1 sample(SLFA-6100) 4 - 10 mL, 8 samples(SLFA-6800) |
| Measurement time | 10 - 600 sec |
| Data output | Printout, USB memory stick, USB cable connected to PC |
| Spectrum measurement | Energy Range: 0 - 10 keV, spectrum analysis to verify instrument performances |
| Operating temperature | + 5 ˚C to + 40 ˚C (+ 41 ˚F to 104 ˚F) |
| Operating humidity | 80% max relative humidity in temperature range + 5 ˚C to + 30 ˚C (+ 41 ˚F to 86 ˚F) Linear decrease to 50% relative humidity in temperature range + 31 ˚C to + 40 ˚C (+ 88 ˚F to 104 ˚F) |
| Power supply | AC 100 - 240 V +/- 10%, 50/60 Hz |
| Power consumption | 150 VA |
| Dimentions [W x D x H] | 403 x 468 x 210 mm |
| Weight | Approx. 21 kg (SLFA-6100) Approx. 23 kg (SLFA-6800) |
Conformity Standards
| ASTM D4294 (USA), ISO 8754, JIS K2541/B7995 |
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