- Littleton, Colorado, United States
- US $169.95
- Jan 29th
PhD Plus Multi Gas Detector and Accessories The PhD Plus multi gas detector is made by Biosystems Inc. The instrument includes an alkaline battery pack. The PhD Plus will ship in a foam lined box containing the PhD Plus, padded leather weather cover, carrying strap, sample draw / calibration adapter, hand aspirated sample-draw kit (with squeeze bulb, sample tubing and sample draw probe), calibra