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| Brand | QuankeRida / qktester |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | OGT-01 |
| Price | USD 145 (converted from ¥999 at 1:6.9) |
| Measurement Range | 0–21% O₂ (typical) |
| Accuracy | ±0.2% O₂ (full scale) |
| Sample Volume | ≥5 mL (at standard atmospheric pressure) |
| Detection Principle | Fluorescence Quenching or Electrochemical Sensing (user-selectable/configurable per unit) |
| Operation Mode | Manual probe insertion with real-time sensor response |
| Data Storage | Internal non-volatile memory (≥1,000 test records) |
| Power Supply | AC 220 V ±10% or rechargeable Li-ion battery (field-deployable) |
| Dimensions | 350 × 330 × 200 mm (L×W×H) |
| Net Weight | 5.5 kg |
| Brand | QKTester |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | OGT-01 |
| Price | USD 145 (FOB) |
| Measured Gases | O₂, CO₂ |
| Measurement Principle | Electrochemical (O₂), Non-Dispersive Infrared (NDIR) Absorption (CO₂) |
| Sample Volume | O₂ < 3 mL |
| Resolution | 0.01% (v/v) |
| Accuracy | ±0.2% (v/v) |
| O₂ Range | 0.2–21.0% (v/v) |
| Standard Sampling Volume | ≥5 mL at 101.3 kPa |
| Dimensions | 350 × 330 × 200 mm (L×W×H) |
| Power Supply | 220 VAC 50 Hz / 120 VAC 60 Hz |
| Net Weight | 5.5 kg |
| Brand | QKTester |
|---|---|
| Model | OGT-02 |
| Measurement Principle | Electrochemical (O₂), NDIR Infrared Absorption (CO₂, optional) |
| Gas Types | O₂ (standard), CO₂ (optional) |
| O₂ Range | 0–100% vol, Resolution: 0.01%, Accuracy: ±0.2% |
| CO₂ Range | 2–100% vol, Resolution: 0.01%, Accuracy: ±(0.03% + 5% of reading) |
| Sensor Lifetime | ~2 years (O₂), >15 years (CO₂) |
| Sample Volume | ≥6 mL (O₂), ≥20 mL (CO₂) |
| Power Supply | 220 VAC ±10%, 50 Hz |
| Dimensions | 350 × 310 × 220 mm |
| Weight | 3.2 kg |
| Compliance | Designed for GMP/GLP environments |
| Brand | QKTester |
|---|---|
| Model | OGT-01 |
| Origin | Shandong, China |
| Manufacturer | QKTester Instrument Co., Ltd. |
| Gas Measurement | O₂ (standard), CO₂ (optional) |
| Principle | Electrochemical sensor (O₂), NDIR (CO₂, optional) |
| Range | 0–100% O₂ |
| Resolution | 0.01% |
| Accuracy | ±0.2% O₂ |
| Sample Volume | <3 mL |
| Dimensions | 230 × 120 × 82 mm |
| Weight | 1 kg |
| Power | 220 VAC ±10%, 50 Hz / 120 VAC ±10%, 60 Hz |
| Data Storage | 1500 records |
| Display | Backlit LCD, bilingual (English/Chinese) |
| Interface | Built-in thermal printer |
| Compliance | Designed for ISO 8573-1, USP <1207>, ASTM F2476, and GMP-aligned environmental monitoring workflows |
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