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| Brand | XOS |
|---|---|
| Model | Clora Online |
| Measurement Principle | Monochromatic Wavelength-Dispersive X-ray Fluorescence (MWD-XRF) |
| Detection Limit | 0.2 ppm (in hydrocarbon matrix), 0.6 ppm (in aqueous matrix) |
| Measurable Range | 0.2 ppm – 3000 ppm |
| Compliance | ASTM D7536-16, ASTM D4929-19 (Method C), SH/T 0977-2019 |
| Sample Types | Crude oil, naphtha, gasoline, diesel, and other liquid petroleum streams |
| Installation Options | Freestanding or wall-mounted |
| Explosion Protection | Configurable to ATEX Zone 1/21 or NEC Class I Div 1/2, Groups B–D, T4 |
| Optical System | Dual hyperbolic curved crystal monochromator |
| Detector Type | High-resolution silicon drift detector (SDD) |
| Excitation Source | Low-power sealed-tube X-ray source |
| Analysis Spot Size | < 5 mm diameter |
| Calibration Requirement | Single-point calibration sufficient for full-range quantification across crude oil and distillates |
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