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| 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)” |
| Brand | Kyoyuan |
|---|---|
| Model | KY-100COD |
| Heating Temperature Range | 25–170 °C (±1 °C) |
| Timer Setting Range | 0–180 min |
| Sample Capacity | 5 or 10 conical flasks simultaneously |
| Cooling Method | Forced-air cooling |
| Reflux Tube Type | Glass spiky condenser (replaces traditional spherical condenser) |
| Power Control | Microelectronic timing and temperature regulation |
| Origin | Jiangsu, China |
| Manufacturer Status | OEM/ODM manufacturer |
| Compliance | Designed for ASTM D1252, ISO 6060, and HJ 828–2017 methods |
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