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| Brand | GUOCHUANG |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | WKL-3000A |
| Detection Principle | Microcoulometric Titration (Oxidative Coulometry) |
| Sample Types | Liquid, Gas, Solid |
| Sulfur Range | 0.05–10,000 ppm (dilutable for high concentration |
| Bias Voltage Range | 0–500 mV |
| Temperature Control Range | Ambient to 1000 °C |
| Temperature Accuracy | ±1 °C |
| Power Supply | AC 220 V ± 22 V, 50 Hz ± 0.5 Hz |
| Power Consumption | 3.5 kW |
| Dimensions (L×W×H) | 860 × 440 × 380 mm |
| Weight | 46 kg |
| Compliance Standards | NB/SH/T 0253–2021, SH/T 0222, ASTM D3120–08, ASTM D3246–15, GB/T 11060.4–2017, GB/T 12688.6–1990, GB/T 11141–2014, GB/T 6324.4–2008, GB/T 3208–2009, SH/T 1147–2008, YB/T 5022–2016 |
| Relative Standard Deviation (RSD) | ≤2% (S > 100 ppm), ≤3% (10–100 ppm), ≤5% (1–10 ppm), ≤10% (0.2–1 ppm) |
| Carrier Gases | Technical-grade nitrogen and oxygen |
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