X-ray Fluorescence Sulfur-in-Oil Analyzer PE-7700 is reliable XRF instrument for sulfur determination in petroleum and petroleum products such as motor fuel, naphtha, heavy oil, crude oil etc.

Advantages:
- Fast analysis and high accuracy
- Automatic compensation of carbon matrix effect
- Easy to use disposable sample cells
- Strong metal case assures reliable X-ray protection and long operational life
- User friendly graphic interface with touchscreen allows easy error free operation
- Noiseless thermal graphic printer
- Conforms to GLP and LIMS
- The most compact XRF Sulfur Analyzer
- PE-7700 complies with ASTM D4294 and ISO20847

Technical specifications:
- Measuring principle - energy-dispersive X-ray fluorescent analysis
- Measuring object - motor fuel, naphtha, heavy oil, crude oil etc.
- Range, m/m % - 0.0005 to 5
- C/H ratio error - within ± 0.0050 m/m% (1 C/H), with sample containing 1 m/m % sulfur
- Detection limit, ppm - less than 0.0003
- Calibration - by optional standard solution (from 3 to 20 calibration points)
- (Optional): Instrumental drift correction with Setting-Up samples (SUSs)
- Sample cell - disposable, sealed container
- Amount of sample, ml - 5-18                                                                                                 
- Operating temperature - 16 to 35°C @ up to 80% RH
- Measurement time, seconds - 10 to 600, selectable
- X-ray excitation - low power X-ray tube
- Spectrum measurement capability
- Data output - measurement, calibration and spectrum data via RS-232C
- X-ray detector - high resolution, gas-filled proportional counter
- Power supply (50-60 Hz), V - 90-240
- Power consumption, W - 50
- Dimensions (WxDxH), mm - 245х360х130
- Weight, kg - approx. 10