Overview
Enviro Testers High-Accuracy H₂S Detector Tube (No. 4HH) is a portable, single-use glass tube pre-calibrated to measure hydrogen sulfide concentrations between 0.1% and 4%. With direct colorimetric readouts, each tube is independently calibrated and quality-controlled, offering long-term stability and precision. These tubes are ideal for field testing in industrial settings, environmental sampling, and safety monitoring. The standardized packaging and robust shelf life simplify logistics and ensure reliability across diverse work environments.
Features
- Measures H₂S concentration in the range of 0.1% to 4%
- Simple, direct-read colorimetric scale – no external devices required
- Packaged in boxes of 10 tubes for bulk convenience
- Individually quality-inspected with unique control number for traceability
- Glass construction engineered for thermal and chemical stability
- Long shelf life maintains accuracy over time
Technical Specifications
| Specification | Details |
| Measurement Target | Hydrogen Sulfide (H₂S) |
| Detection Range | 0.1% to 4% by volume |
| Tube Type | Colorimetric single-use glass tube |
| Calibration | Factory-calibrated with QC number |
| Readout Method | Visual color scale printed on tube |
| Packaging | 10 tubes per pack |
| Country of Origin | Japan |
| Shelf Life | Extended shelf stability |
| User Training Needed | Minimal; intuitive color readout |
| Sampling Method | Manual draw using sampling pump (not included) |
| Safety Notes | Handle glass carefully |
| Disposal | Discard after one use |
| Ideal Applications | Industrial safety, environmental testing |
| OEM Support | No |
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