Graduated Cylinders, Material: Borosilicate glass with Plastic base, Volume: 50 ml, Graduation Interval: 1 ml, Tolerance: +/- 0.5ml, Double metric scale, calibrated to contain, with pour spouts. All cylinders come with bumper guards.
Test tube rack made of polished hardwood. The rack has six holes to hold test tubes upright and 6 drying pins to hold the test tubes inverted. The holes will accommodate test tubes up to 24mm in diameter.
Sling Psychrometer, to measure relative humidity, Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements, Includes an activity guide with relative humidity calculation table, Requires assembly