Convenient, long-term TWA monitoring—direct reading, with no lab analysis required
$173.13 - $174.46
Tubes sample ambient air by gaseous diffusion with no pumps or moving parts. To use, break off the tube end with the special holder, put the tube in the holder, and clip it to your pocket or lapel.
Use with accessory clip-on holder (Cat. No. 17-986-4; available separately below). Ten tubes per pack.
† Higher concentration measurements possible with reduced sampling time.