ShenzhenYijiajie Electronic Co., Ltd.
| Supply Ability | 2200 |
| Delivery Time | 5 days |
| Bias Voltage | 0 V |
| Payment Terms | L/C, D/A, D/P, T/T, , |
| Linearity | < 10% Full Range |
| Baseline Offset (Clean Air) | < ±20 nA |
| Zero Point Drift | < ±40 ppb |
| Operating Temperature | Continuous -20 to +40°C |
| Packaging Details | Canned |
| Load Resistance | 1.5 kΩ |
| Response Time T90 | < 30 s |
| Repeatability | < 2% Signal |
| Place of Origin | Britain |
| Brand Name | YJJ |
| Model Number | AsH3 3E 3E 1 LT |
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Product Specification
| Supply Ability | 2200 | Delivery Time | 5 days |
| Bias Voltage | 0 V | Payment Terms | L/C, D/A, D/P, T/T, , |
| Linearity | < 10% Full Range | Baseline Offset (Clean Air) | < ±20 nA |
| Zero Point Drift | < ±40 ppb | Operating Temperature | Continuous -20 to +40°C |
| Packaging Details | Canned | Load Resistance | 1.5 kΩ |
| Response Time T90 | < 30 s | Repeatability | < 2% Signal |
| Place of Origin | Britain | Brand Name | YJJ |
| Model Number | AsH3 3E 3E 1 LT | ||
| High Light | arsenic gas sensor 0-1ppm range ，electrochemistry AsH3 leak detector ，trace arsenic monitoring gas sensor | ||
Product Description:
YJJ AsH3 3E 3E 1 LT Electrochemistry 0-1ppm Arsenic Gas AsH3 Special Sensor Monitoring Trace Leakage
Features:
I. Core Parameters (Original Factory Specifications)
Model: AsH₃ 3E 1 LT
Detected Gas: Arsenic Hydride / Trihydridorhodium AsH₃ (Extremely Toxic)
Range: 0–1 ppm (Complies with AsH₃ Occupational Limit of 0.05 ppm)
Maximum Overrange: 20 ppm
Principle: Three-electrode Electrochemistry, Ion Liquid Electrolyte (Resistant to Drying, Stable)
Sensitivity: 1400 ± 450 nA/ppm
Resolution: ≈15 ppb (Special Circuit)
Response Time T90: < 30 s
Baseline Offset (Clean Air): < ±20 nA
Zero Point Drift (-40 to +50°C): < ±40 ppb
Repeatability: < 2% Signal
Linearity: < 10% Full Range
Load Resistance: 1.5 kΩ; Bias Voltage: 0 V
Operating Temperature: Continuous -20 to +40°C; Intermittent -40 to +50°C
Humidity: 10–95% RH (No Condensation)
Pressure: Atmospheric Pressure ±10%
Life: 2 Years (In Air)
Package / Size: 4 Series / 7 Series / Mini; Material: PPO Noryl; Weight ≈ 4.5 g
Features: H₂S-Free Version (Corresponding to 3E 1 F LT as with H₂S Filter)
II. Main Applications and Usage Scenarios
AsH₃ is a highly toxic, colorless, garlic-like combustible gas. Even a small amount can be fatal. It is strictly controlled in industry.
Semiconductor Manufacturing (Most Core)
Silicon Doping, Epitaxy, Ion Implantation, MOCVD Process; Real-time Monitoring of AsH₃ Cylinder / Pipeline Leakage
Photovoltaics / Silicon Materials
Polycrystalline Silicon / Monocrystalline Silicon Purification, Gallium Arsenide (GaAs) Semiconductor Material Production
Chemical / Special Gases
Organic Arsenic Synthesis, AsH₃ Storage / Transportation, Laboratory Gas Safety Cabinet
Environmental and Occupational Safety
Microscopic Monitoring of AsH₃ at Factory Boundaries, Compliance with Occupational Health Regulations (OSHA 8h TWA 0.05 ppm)
Equipment Compatibility
Fixed Detectors, Portable Instruments, Transmitters (4–20mA), Multi-Gas Controller
III. Key Advantages
Ultra-High Sensitivity: 0–1 ppm Range, ppb-level Detection, Precise Warning of Toxic Leakage
Long Stable Resistance to Drying: Ion Liquid Electrolyte,, Small Drift, 2-Year Lifespan
Fast Response: T90 < 30s, Timely Alarm
Industrial Grade Reliability: Wide Temperature Humidity Range, Compatible with Harsh Conditions
IV. Model Differences (Purchase Attention)
AsH₃ 3E 1 LT: Standard Version, No H₂S Filter, General Scenarios
AsH₃ 3E 1 F LT: With H₂S Filter (200ppm·h), For Use in Environments Containing H₂S
Specifications:
| Detected Gas | Arsenic Hydride / Trihydridorhodium AsH₃ |
| Range | 0–1 ppm |
| Maximum Overrange | 20 ppm |
| Principle | Three-electrode Electrochemistry, |
| Sensitivity | 1400 ± 450 nA/ppm |
| Resolution | ≈15 ppb |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Shenzhen Yijiajie Electronic Technology Co., Ltd. has long been deeply engaged in the field of sensing and control technology, specializing in sensor solutions and technical support. The company is an authorized distributor for City, and Siargo, and maintains long-term, stable partnerships with othe... Shenzhen Yijiajie Electronic Technology Co., Ltd. has long been deeply engaged in the field of sensing and control technology, specializing in sensor solutions and technical support. The company is an authorized distributor for City, and Siargo, and maintains long-term, stable partnerships with othe...
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