Gas detection tubes for Aniline (Aminobenzene) - C6H5NH2. Detectable range is from 1 to 30 ppm (multiple ranges/various pump strokes).

Gas detection tubes for Oxygen-Non-heating Type - O2. Detectable range is from 1.5 to 24 % (multiple ranges/various pump strokes).

Liquid-in-Glass thermometer, non-hazardous, certified, SafetyBlue filled, ASTM 9C, -5 to 110°C, manufactured equivalent to ASTM E1.

Gas detection tubes for tert-Butyl Mercaptan - (CH3)3CSH. Detectable range is from 0.55 to 11.0 ppm (multiple ranges/various pump strokes).

Gentle tilting and rotating motion for uniform mixing.