Koyuan Instruments
Filter
Showing all 2 results
| Brand | Koyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | FRL-3000 |
| Quotation | Upon Request |
| Heat Capacity (Water Equivalent) | ~10,500 J/K (≈2,500 cal/K) |
| Oxygen Bomb Working Pressure | 2.8–3.0 MPa (max 3.2 MPa) |
| Oxygen Bomb Hydrostatic Test Pressure | 20 MPa |
| Oxygen Bomb Volume | 300 mL |
| Oxygen Bomb Mass | 50 kg |
| Inner Bucket Water Volume | ~2,100 mL |
| Outer Jacket Water Volume | ~40 L |
| Precision | ≤0.1% |
| Temperature Measurement Range | 5–40 °C |
| Temperature Resolution | 0.001 K |
| Brand | Koyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KY-100 |
| Pricing | Upon Request |
| Digestion Vessel Capacity | 250 mL Erlenmeyer Flask (24/29 Ground Joint) |
| Sample Throughput | 8 Samples Simultaneously |
| COD Measurement Range | 0–1000 mg/L (direct) |
| Digestion Time | ≤ 2 h |
| Accuracy | RSD ≤ 5.0% for 500 mg/L Potassium Hydrogen Phthalate Standard |
| Ambient Operating Temperature | ≤ 40 °C |
| Heating Power | 1600 W (AC 220 ± 22 V, 50 Hz) |
| Dimensions (L×W×H) | 450 × 350 × 650 mm |
| Cooling Method | Forced-air convection (no tap water required) |
| Reflux Configuration | Glass spiky condenser (replaces traditional spherical condenser) |
| Compliance Standard | GB 11914–1989 “Water Quality — Determination of Chemical Oxygen Demand (Dichromate Method)” |