07/23/2025Product
    
      The product specification for Detector Tube No.191 Acrylonitrile has changed.
For the detailed product specification refer to the link below and the instruction manual.
    
    For the detailed product specification refer to the link below and the instruction manual.
| Detector Tube Name | Detector Tube No. | Change details | 
|---|---|---|
| Acrylonitrile Detector tube (Expiry date 7.2028 or later) | 191 | Measuring range( 2 - 360 ppm → 2 - 384 ppm ) Correction factor Temperature correction | 
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