Information Data Sheet KWIKdraw Detector Tube Part No. (US): Part No. Ventilation Smoke Tube uniphos These tubes can be used for the selection of gas sampling points with respect to wind flow direction for leak detection application, for testing the performance of ventilation system, respirator fit testing (OSHA protocol), finding out wind direction and approximate wind speed. Rubber aspirator bulb. Stannic chloride reacts with moisture from the ambient air producing white smoke. Color change: Not Applicable 5. Ambient Conditions During Sampling Detector tubes can be used without compensation of reading between 0 °C and 40 °C (32 °F and 104 °F) and between 10 % RH (0.5 g/m3 at 0 °C [32 °F]) and 80 % RH (41 g/m3 at 40 °C [104 °F]). Marketing Office: Uniphos Envirotronic Pvt. Ltd Readymoney Terrace, 167, Dr. Annie Besant Road, Worli, Dist: Valsad, Gujarat, India Tel. : +91(260) 2730156 / 57 / 58 Fax : +91(260) 2730160