US$ 132.30
and integrated stirrer for liquid mixing
Graduated through five different hole sizes from 9/16 to 1/4 inch
Silicon tubing at 15 by 4 mm
calculating relative humidity from the temperature difference between the two readings for meteorology coursework
with clock movements based on heavy metal stand
pH 7 Buffer Solution Calibration Kit Glass Bottles_Reagent Bottles and integrated stirrer for liquidYellow dyed pH 7 standard buffer solution formulated with potassium phosphate and sodium hydroxide, used to calibrate pH meters and stabilize neutral solutions.
US$ 132.30
US$ 105.53
US$ 149.00
US$ 1700.00