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| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Model | SKD-3104 / SKD-3106 |
| Configuration | 4-channel or 6-channel modular distillation system |
| Detection Range | 1–600 g SO₂ (as per sample matrix and digestion protocol) |
| Control Interface | 7-inch high-resolution capacitive touchscreen |
| Heating Method | Far-infrared ceramic radiant heating (flame-free, uniform, corrosion-resistant) |
| Temperature Range | Ambient to 450 °C |
| Distillation Time Control | 1–600 min (per channel, independently programmable) |
| Cooling System | External compact compressor-based chiller with closed-loop water circulation |
| Anti-siphon Protection | Integrated one-way valve in condensate path |
| Automation Features | Independent channel control, built-in method library, programmable magnetic stirring (per receiver), automated nitrogen flow regulation, one-touch start/stop, timer-based endpoint detection |
| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | SKD-800 |
| Price Range | USD 1,400 – 7,200 (FOB) |
| Instrument Type | Protein Nitrogen Determinator |
| Measurement Principle | Classical Kjeldahl Method |
| Nitrogen Recovery Rate | >99.5% |
| Repeatability (RSD) | <0.5% |
| Detection Range | 0.08–240 mg N |
| Sample Capacity | ≤6 g solid or ≤16 mL liquid |
| Distillation Time | 1–99 min |
| Adjustable Distillation Power | 1500 W |
| Distillation Flow Rate | 15–30 mL/min |
| Data Storage | 100 pre-programmed methods + >1,000 sample records |
| Cooling Water Requirement | ≥1.5 L/min at ≤20 °C |
| Operating Pressure | ≥0.15 MPa |
| Dimensions (W×D×H) | 370 × 300 × 680 mm |
| Enclosure Material | Molded ABS engineering plastic |
| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Model | SKD-2000 |
| Principle | Kjeldahl digestion and distillation followed by colorimetric titration |
| Nitrogen Range | 0.1–240 mg N |
| Repeatability | RSD ≤ 0.5% |
| Detection Limit | 0.1–240 mg N |
| Recovery Rate | >99.5% |
| Distillation Time | 3–8 min/sample |
| Distillation Rate | 15–30 mL/min (adjustable) |
| Titration Resolution | 0.002 µL/step |
| Minimum Titration Volume | 0.8 µL/step |
| Sample Capacity | ≤6 g solid or ≤16 mL liquid |
| Alkali Addition | 1–10 segments, 0–15 s interval |
| Delay Time | 0–1800 s |
| Dimensions | 500 × 350 × 720 mm |
| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Model | SKD-200 |
| Measurement Principle | Kjeldahl Method |
| Nitrogen Range | 0.1–240 mg N |
| Repeatability | ±0.5% RSD |
| Detection Limit | 0.1–240 mg N |
| Recovery Rate | >99.5% |
| Sample Capacity | ≤6 g (solid) or ≤16 mL (liquid) |
| Distillation Time | 3–8 min/sample |
| Distillation Flow Rate | 15–30 mL/min |
| Power Adjustment | 0–1500 W |
| Alkali Addition Time | 0–99 s (stepwise) |
| Acid Addition Time | 0–99 s |
| Distillation Duration Setting | 0–99 min |
| Data Storage | 10 programmable methods |
| Safety Features | Overpressure protection, dry-run prevention via real-time liquid level monitoring, emergency stop |
| Housing Material | Molded ABS engineering plastic (acid/alkali resistant) |
| Tubing | Custom corrosion-resistant polymer tubing (≥3-year service life) |
| Dimensions | 370 × 300 × 680 mm |
| Net Weight | 15 kg |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Cooling Water Requirement | ≥0.15 MPa pressure, ≤20 °C inlet temperature |
| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Model | SKD-3106 |
| Type | Intelligent Automated Distillation System |
| Heating Method | Far-infrared Ceramic Radiant Heating |
| Temperature Range | Ambient to 450 °C |
| Time Control | 1–600 min |
| Distillation Channels | 4 or 6 independent channels |
| Cooling System | External Compact Compressor-based Closed-loop Chiller |
| Display | 7-inch HD Touchscreen LCD |
| Control Core | Microcontroller-based Embedded System |
| Anti-siphon Protection | Integrated One-way Flow Valve |
| Nitrogen Flow Control | Built-in Regulated Pneumatic Module |
| Method Storage | Preloaded & User-Editable SOPs |
| Automation Level | Fully Unattended Operation (Heating, Cooling, Stirring, Distillation, N₂ Triggering, Endpoint Termination) |
| Brand | Peiou |
|---|---|
| Origin | Shanghai, China |
| Model | SKD-100 |
| Principle | Kjeldahl Method |
| Nitrogen Range | 0.1–240 mg N |
| Repeatability | RSD ≤ 0.5% |
| Detection Limit | 0.1–240 mg N |
| Recovery Rate | >99.5% |
| Sample Capacity | ≤6 g (solid) or ≤16 mL (liquid) |
| Distillation Time | 3–8 min/sample |
| Distillation Flow Rate | 15–30 mL/min |
| Alkali Addition Time | 0–99 s |
| Distillation Duration Setting | 0–99 min |
| Power Adjustment | 0–1500 W |
| Data Storage | 10 programmable distillation/alkalization protocols |
| Safety Features | Real-time liquid-level monitoring, overpressure protection, dry-run prevention, emergency stop |
| Housing Material | Integrated ABS engineering plastic enclosure |
| Tubing | Acid- and alkali-resistant custom polymer tubing (≥3-year service life) |
| Dimensions | 370 × 300 × 680 mm |
| Net Weight | 15 kg |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Water Supply | ≥0.15 MPa pressure, ≤20 °C inlet temperature |
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