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| Brand | Kyoyuan |
|---|---|
| Model | KY-3000N |
| Application | Total nitrogen analysis in liquid, solid, and gaseous petroleum & chemical samples |
| Detection Principle | Chemiluminescence detection of NO* (nitric oxide) after high-temperature oxidative pyrolysis |
| Measurement Range | 0.1 mg/L to 5000 ppm (equivalent to ~0.00001–0.5 wt%) |
| LOD | 0.1 mg/L (as N) |
| Repeatability | ≤ ±0.1 mg/L (for X < 1.0 mg/L) |
| Pyrolysis Temp Range | Ambient to 1100 °C |
| Temp Control Accuracy | ±3 °C |
| Gas Requirements | ≥99.98% purity O₂ and Ar |
| Power | 2 kW |
| Dimensions | 680 × 480 × 400 mm |
| Compliance | SH/T 0657, ASTM D4629 |
| Data Acquisition | 24-bit USB interface, signal resolution <1 µV |
| Optional Accessories | Solid/gas sampling modules, light/heavy quartz pyrolysis tubes, certified N standards |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | KY-4 |
| Pricing | Upon Request |
| Measurement Principle | Microcoulometric Titration (Electrogenerated Silver Ion Titration) |
| Compliance Standards | SY/T 0536–2008, GB/T 6532–2012, ASTM D3230–13 |
| Detection Range | 0.2–10,000 mg NaCl/L or mg Cl⁻/L |
| Detection Sensitivity | 0.2 mg NaCl/L |
| Signal Range | −999 to +1000 µV |
| Signal Resolution | 1 µV |
| Accuracy | <2 mg/L |
| Power Consumption | 40 W |
| Operating Environment | 10–40 °C, ≤80% RH, low electromagnetic interference |
| Origin | Jiangsu, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | KY-4 |
| Price Range | USD 2,800 – 4,300 (FOB Jiangsu) |
| Measurement Principle | Coulometric Titration (Silver Nitrate Electrolysis) |
| Sample Type | Liquid |
| Method Standard Compliance | SY/T 0536–2008, GB/T 6532–2012, ASTM D3230–2013 |
| Bias Voltage Range | 0–500 mV (adjustable) |
| Salt Content Range | 0.2–10,000 mg/L as NaCl |
| Chloride Ion Range | 0.1 ppm to full percentage (w/w) |
| Accuracy | ±3% RSD |
| Sample Mass | 1.0 g ± 0.2 g |
| Power Consumption | 50 W |
| Operating Environment | 10–40 °C, ≤80% RH, low-EMI environment |
| Electrolytic Cell Design | Sintered Glass Frit (No Ion-Exchange Membrane) |
| Data Output | Real-time status monitoring, parameter logging, and result printing via integrated microcomputer interface |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | KY-4 |
| Price Range | USD 2,800–4,300 |
| Application Standard Compliance | SY/T 0536-2008, GB/T 6532-2012, ASTM D3230-2013 |
| Measurement Principle | Microcoulometric Titration (Ag⁺ generation via controlled electrolysis) |
| Sample Type | Liquid (crude oil, condensate, refinery streams) |
| Method | 电量法 (Coulometric Titration) |
| Salt Range | 0.2–10,000 mg/L as NaCl |
| Cl⁻ Range | 0.1 ppm–100% w/w |
| Bias Voltage Range | 0–500 mV (adjustable) |
| Accuracy | ±3% RSD |
| Sample Mass | 1.0 g ± 0.2 g |
| Power Consumption | 50 W |
| Operating Environment | 10–40 °C, ≤80% RH, low EMI |
| System Includes | KY-4 analyzer unit, dedicated PC with proprietary software |
| Optional Accessories | Thermostatic water bath, sample homogenizer |
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