US$ 173.50
5 inches producing 50-60 dots per second via a vibrating striker
a 75mm-long equilateral acrylic prism with 25mm faces refracts light through measurable angles for Snell's law and rainbow demos
Visualizes linear thermal expansion through a fitted metal bar and gauge
with plus-or-minus 10% resistance tolerance
For yes/no
0.1% Aqueous Bromothymol Blue Indicator Solution, 500mL Material_PMP 5 inches producing 50-60 dotsPre dissolved 0. 1% aqueous bromothymol blue solution in a 500mL bottle, the ready to use indicator for acid base titrations transitioning from yellow under pH 6 to blue above pH 7. 6.
US$ 173.50
US$ 88.99
US$ 58.00
US$ 47.95
US$ 160.00
US$ 88.99