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| Brand | 2B Technologies |
|---|---|
| Model | Model 106L |
| Measurement Principle | UV Absorption at 254 nm |
| Range | 0–100 ppm (standard), extendable to 0–1000 ppm (optional) |
| Resolution | 0.1 ppb |
| Accuracy | ±2% of reading or ±1 ppb (whichever is greater) |
| Response Time (T90) | <10 seconds |
| Detection Limit | <0.5 ppb |
| Lamp Lifetime | >1 year continuous operation |
| Operating Temperature | 0–40 °C |
| Power Supply | 12 V DC, 0.5 A |
| Output | Analog (0–2.5 V, 0–5 V, 0–10 V) and RS-232/RS-485 digital interface |
| Dimensions | 24.1 × 17.8 × 9.5 cm |
| Weight | 1.8 kg |
| Compliance | CE, RoHS, NIST-traceable calibration certificate included |
| Brand | Zhanhaikeji |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HX-F3 |
| Price | USD 2,800 (FOB Jiangsu) |
| Brand | Zhanhai |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PAB-6000 |
| Configuration | Dual-Channel or Quad-Channel |
| Detection Principle | Gas Proportional Counting (P-10 gas, 90% Ar + 10% CH₄) |
| Background Count Rate | ≤0.25 cpm per channel (α), ≤0.55 cpm per channel (β) |
| Minimum Detectable Activity (MDA) | ≤0.04 Bq/kg (α), ≤0.12 Bq/kg (β) for 1000-min counting |
| Sample Chamber Dimensions | Ø80 mm × 40 mm (per channel) |
| Detector Type | Ultra-low-background cylindrical proportional counters with active anti-coincidence shielding |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Temperature | 10–35 °C |
| Relative Humidity | ≤85% RH (non-condensing) |
| Data Output | USB 2.0, RS-232 |
| Compliance | GB/T 11682–2002, JJG 853–2013, ISO 8769:2017, ASTM D3648-19 |
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