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| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Radiation Dose Rate & Spectral Analyzer |
| Energy Resolution | <65% FWHM @ 5.16 keV (²³⁹Pu) |
| Energy Linearity | ≤±1% (60 keV–2.0 MeV) |
| Long-Term Stability | ≤±1% over 8 h |
| Operating Temperature | +5°C to +35°C |
| Relative Humidity | ≤80% at 30°C |
| Power Supply | AC 220 V ±10%, 50 Hz ±1 Hz |
| Detector | φ40 mm × 1 mm Si-PIN X-ray detector |
| Interface | RS-232 serial communication |
| Software | PHA18 Pulse Height Analysis software (Windows 98 compatible) |
| Quality System | ISO 9001 certified |
| Brand | CNCS |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | BH3105E |
| Instrument Type | Portable |
| Instrument Class | Neutron Dose Rate Meter |
| Measured Medium | Gaseous Environment |
| Detector Type | ⁶Li-Glass Scintillator |
| Radiation Type | Neutron |
| Measurement Range | 0.1 µSv·h⁻¹ to 100.0 mSv·h⁻¹ |
| Sensitivity | 5 cps per µSv·h⁻¹ |
| Energy Response | Thermal neutrons to 14 MeV |
| γ-Ray Rejection Ratio | >100:1 in 10 mGy·h⁻¹ ¹³⁷Cs field |
| Angular Dependence | ±25% over 0°–±90° |
| Intrinsic Error | –50% to +100% |
| Typical Measurement Uncertainty | ±15% |
| Response Time | 20 s |
| Power Consumption | ≤500 mW |
| Compliance | IEC 61005, CMC Certified (China Metrology Accreditation), GB/T 10257–2001, Patent No. ZL92225959.3 |
| Brand | CNCS (China Nuclear Control Systems) |
|---|---|
| Origin | Beijing, China |
| Model | BH1227 |
| Instrument Type | Laboratory-Based Liquid Activity Meter |
| Measurement Medium | Aqueous Samples |
| Detector Type | Plastic Scintillator (ST-1221) with CR120 PMT |
| Measurement Capability | Simultaneous Total Alpha and Total Beta Activity Concentration |
| Detection Efficiency | β: 0.5×10⁻²–3×10⁻² Bq (10–40 mBq·L⁻¹) |
| α | 5×10⁻⁴ Bq (5–20 mBq·L⁻¹) |
| Anti-coincidence Shielding | ST401 Plastic Scintillator + Three CR119 PMTs (Efficiency >99%) |
| Shielding | 75 mm Lead + 15 mm Steel Enclosure (Modular Two-Section Design) |
| Counting Area Options | Φ30 mm (177.5 px²), Φ45 mm (397.5 px²), Φ52 mm (525 px²) |
| Compliance | Meets GB/T 11682–2003 (Chinese National Standard for Low-Background Alpha/Beta Counters, Grade II) |
| Brand | CNC (China Nuclear Control System) |
|---|---|
| Origin | Beijing, China |
| Model | BH1216III |
| Instrument Type | Laboratory-grade dual-channel liquid alpha/beta spectrometer |
| Detector Type | Plastic scintillator (ST-1221 main |
| Measurement Medium | Aqueous samples |
| Detection Efficiency | α ≥88% (²³⁹Pu, 2π geometry, Φ30 mm), β ≥55% (⁹⁰Sr–⁹⁰Y, 2π, Φ20 mm) |
| Background Count Rate | α ≤0.005 cm⁻²·min⁻¹, β ≤0.15 cm⁻²·min⁻¹ |
| Minimum Detectable Activity | α = 5×10⁻³ Bq, β = 1×10⁻² Bq |
| Anti-coincidence Efficiency | >99% |
| Shielding | 100 mm lead + 10 mm steel (total mass ≈500 kg) |
| Operating Temperature | 5–35 °C ±2 °C |
| Humidity | ≤85% RH at 30 °C |
| Dimensions | 605 × 541 × 1244 mm |
| Weight | ~500 kg |
| Compliance | Meets GB/T 11682–2021 (Chinese National Standard for Low-Background Alpha/Beta Counters, Level II) |
| Brand | CNCS |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | ZK1101 Portable Multi-Channel Gamma Spectrometer |
| Instrument Type | Portable Gamma Spectrometer |
| Measurement Medium | Solid Samples |
| Detector Options | 2″ & 3″ NaI(Tl) Scintillation Detectors |
| Spectral Length | Software-Selectable (256, 512, 1024, or 2048 Channels) |
| Energy Resolution | ≤7% at 662 keV (¹³⁷Cs) |
| Channel Capacity | 2³²−1 (4,294,967,295 counts per channel) |
| Long-Term Stability | ≤1% channel shift over 8 h continuous operation |
| Battery Life | >8 h on integrated rechargeable Li-ion battery |
| Display | 7-inch capacitive touchscreen |
| Data Storage | MicroSD card (pre-installed, high-capacity) |
| Connectivity | USB 2.0 for PC data transfer |
| Software | Embedded real-time analysis firmware with lifetime free updates |
| Brand | CNCS (China Nuclear Control System) |
|---|---|
| Model | BH1324F |
| Detector Type | NaI(Tl) Scintillation Spectrometer |
| Energy Range | 50 keV – 2.0 MeV |
| Energy Resolution | ≤7.0% FWHM at 662 keV (with imported low-potassium Φ75×75 mm NaI(Tl) detector) |
| Background Count Rate | ≤160 cpm (50 keV–2.0 MeV) |
| Energy Linearity | ≤±1% (50 keV–2.0 MeV) |
| System Stability | ≤±1% over 8 h |
| MCA Channels | 512 / 1024 / 2048 / 4096 (software-selectable) |
| Max Counts per Channel | 2²⁴−1 |
| Integral Nonlinearity | ≤±0.1% (99.5% full scale) |
| Differential Nonlinearity | ≤±1% (99.5% full scale) |
| Channel Drift | ≤±1 channel over 8 h |
| HV Supply | 0–1500 V, manually adjustable, current limit 2 mA with overload/short-circuit protection |
| LV Supply | Overvoltage, overload and short-circuit protected |
| Preamplifier Gain | 0–160×, fixed shaping time 1 µs (optimized for NaI(Tl)) |
| Shielding | Lead castle (NG401-261), attenuation factor ≥80 (50 keV–2.0 MeV) |
| Software | UMS38 (MCA emulation & acquisition), WIN-NaI (gamma spectral analysis), fully compatible with Windows 98/Me/2000/XP/NT |
| Communication | RS-232 DMA interface, 912 kbps data transfer rate, no ISA slot required |
| Calibration Sources | Certified ²²⁶Ra, ²³²Th, ⁴⁰K single-nuclide standards + mixed standard (NIM traceable) |
| Compliance | ISO 9001 certified manufacturing |
| Detection Limit for Radon (activated charcoal method) | 6 Bq/m³ (average ambient air concentration) |
| Brand | CNCS |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | BH3103C |
| Instrument Type | Portable Dose Rate Meter |
| Radiation Type | X-ray and Gamma (γ) Radiation |
| Detector Type | Photomultiplier Tube (PMT) |
| Measurement Range | (1–10,000) × 10⁻⁸ Gy/h |
| Energy Response | 25 keV–48 keV (±40% max deviation) |
| Angular Response | ≤ ±15% (relative to max response, ¹³⁷Cs source, 0–150°) |
| Cosmic Ray Response | ±15% (vs. RS-111 ionization chamber) |
| Inherent Dose Rate Indication Error | ≤ ±10% |
| Operating Temperature | −10 °C to +40 °C |
| Power Consumption | ~400 mW |
| Battery | Ni-MH rechargeable |
| Environmental Compliance | Designed for field-deployable environmental and occupational radiation monitoring per IEC 60846-1:2014 and ISO 4037-3:2019 reference conditions |
| Brand | CNC (China Nuclear Control System) |
|---|---|
| Origin | Beijing, China |
| Model | FJ427A1 |
| Instrument Type | Laboratory TLD Reader |
| Measurement Principle | Thermoluminescence (TL) Readout |
| Radiation Types | β, γ, X-ray, and thermal neutron (via appropriate TLD phosphors) |
| Detector | Photomultiplier Tube (PMT), operating voltage range: −400 V to −1000 V |
| Sample Form Compatibility | Solid dosimeters (square chips, discs, rods, powder) |
| Dose Range | 0.000–9999 arbitrary units (calibrated in µGy–Gy via TL phosphor-specific calibration) |
| Linearity Range | 100 µGy – 4 Gy (for JR1152A LiF:Mg,Ti chips irradiated with ⁶⁰Co γ-rays) |
| Linearity Deviation | ≤ ±10% within specified range |
| Heating Program | Three-stage linear ramp (preheat, readout, anneal) |
| max total duration | 500 s |
| preheat | RT → 500 °C at max rate |
| readout | variable ramp 0–40 °C/s, temp range up to 500 °C |
| anneal | ramp to 500 °C at max rate |
| Programmable Parameters | 5 independent parameter sets (including ramp profile, PMT HV, background offset, reference light source count rate, calibration factor, real-time clock) |
| Background Subtraction | Automatic, performed every 30 min during operation |
| Sensitivity Stability | ≤ ±5% over 8-h continuous operation |
| Compliance | Designed per GB 10264–1988 (Chinese National Standard for Thermoluminescent Dosimetry Systems) |
| Physical Dimensions | 445 mm (W) × 205 mm (D) × 420 mm (H) |
| Net Weight | 22 kg |
| Power Supply | AC 220 V, 50 Hz |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Quotation | Upon Request |
| Instrument Type | Dosimeter / Dose Rate Meter |
| Measurement Range | 0–100 μGy·h⁻¹ |
| Angular Response (¹³⁷Cs) | 0°–120° (±25%), 90°–180° (±35%) |
| Energy Response | 50 keV–3 MeV (±20%) |
| Cosmic Ray Response (vs. RSS-111 reference ionization chamber) | ±15% |
| Dose Rate Accuracy vs. Theoretical Calculation | ±10% |
| Drift After 8-h Continuous Operation at Room Temperature | ≤±7% |
| Total Error (−10°C to +40°C) | ≤±30% |
| Operating Temperature | −10°C to +40°C |
| Relative Humidity | ≤90% at +30°C ±2°C |
| Power Supply | Six No. 1 dry cells |
| Console Dimensions | 180 mm × 113 mm × 155 mm |
| Probe Dimensions | 210 mm × 120 mm × 45 mm |
| Console Weight | ~2 kg |
| Brand | CNCS |
|---|---|
| Origin | Beijing, China |
| Model | BH3206B |
| Instrument Type | Portable Radiation Detector |
| Measurement Type | Alpha/Beta Counting |
| Detector | ZnS(Ag)-loaded plastic scintillator |
| Effective Detection Area | 170 cm² |
| Alpha Detection Efficiency | ≥35% (2π geometry, ²³⁹Pu source, φ50 mm aperture) |
| Beta Detection Efficiency | ≥40% (2π geometry, ⁹⁰Sr–⁹⁰Y source, φ50 mm aperture) |
| Background Count Rate | α ≤ 0.1 cps, β ≤ 15 cps |
| Counting Range | 1–10⁶ counts |
| Measurement Time | 1–16,000 s (user-selectable) |
| Stability | ±10% over 8 h (for counts >1000, using ²³⁹Pu and ⁹⁰Sr–⁹⁰Y standards) |
| Relative Error | <20% across full measurement range |
| Cross-Talk Ratio | α→β <15%, β→α <5% |
| Operating Temperature | 0–40 °C |
| Relative Humidity | ≤90% at 40 °C |
| Power Supply | Rechargeable battery pack with dedicated charger |
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